87942720 (number)
87942720 is an even 8-digits composite number following 87942719 and preceding 87942721. In scientific notation, it is written as 8.7942720 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 56 positive divisors. There are 23193600 positive integers (up to 87942720) that are relatively prime to 87942720.
Interesting facts
- 87942720 has 56 divisors, whose sum is 188195712
- The reverse of 87942720 is 02724978
- Previous prime number is 101
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | eighty-seven million nine hundred forty-two thousand seven hundred twenty |
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Notation
Scientific notation | 8.7942720 × 10^7 |
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Engineering notation | 8.7942720 × 10^6 |
Prime Factorization of 87942720
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 15 × 101 × 907
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 2748210 | Product of the distinct prime numbers |
The prime factorization of 87942720 is 2 × 2 × 2 × 2 × 2 × 2 × 15 × 101 × 907. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 87942720)
Multiplication
n×yn×2 | 175885440 |
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n×3 | 263828160 |
n×4 | 351770880 |
n×5 | 439713600 |
Division
n÷yn÷2 | 43971360 |
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n÷3 | 29314240 |
n÷3 | 21985680 |
n÷5 | 17588544 |
Exponentiation
nyn2 | 7733922000998400 |
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n3 | 6.8014213703564E+23 |
n4 | 5.9813549517527E+31 |
n5 | 5.260166237426E+39 |
Nth Root
y√n2√n | 9377.777988415 |
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3√n | 444.69948990987 |
4√n | 96.838928063124 |
5√n | 38.800737348798 |
Divisors of 87942720
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -87942719 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 87942720 can be divided by 56 positive divisors. The sum of these divisors (counting 87942720) is 1, the average is 0.017857142857143.
Base conversion 87942720
Base | System | Value |
---|---|---|
2 | Binary | 101001111011110011001000000 |
3 | Ternary | 20010110221201210 |
4 | Quaternary | 11033132121000 |
5 | Quinary | 140003131340 |
6 | Senary | 12420530120 |
8 | Octal | 517363100 |
10 | Decimal | 87942720 |
12 | Duodecimal | 25550940 |
16 | Hexadecimal | 53de640 |
20 | Vigesimal | 179cgg0 |
36 | Base36 | 1gcx1c |
Cryptographic Hash Functions
md5 | 607136661a9ca5f49bdb286a80c67a45 |
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sha1 | 8a89a43181ad879c32b83a8b9da1b81f945bf803 |
sha256 | f02568cf56a0e3dd51996c113fac0cd944f50b1cb2b2bdc93d3ff46b7799574e |
sha512 | 1a538f00fd101b90362d3f8e79d442eede714f7eb3f25efbfcd87d3428499f97d47d68c03afd02085c59b206e221b78779cc2b29db541016111a23e341d1a0dd |
ripemd-160 | 9e5bd2b4a3a03184c495cffd4a13cad7948586b6 |
87942720 as geometric shapes
Circle
Radius = nDiameter | 175885440 |
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Circumference | 552560406.17741 |
Area | 2.4296832541773E+16 |
Sphere
Radius = nVolume | 2.8489727214774E+24 |
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Surface area | 9.7187330167092E+16 |
Circumference | 552560406.17741 |
Square
Length = nPerimeter | 351770880 |
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Area | 7733922000998400 |
Diagonal | 124369787.33598 |
Cube
Length = nSurface area | 46403532005990400 |
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Volume | 6.8014213703564E+23 |
Space diagonal | 152321259.1958 |
Equilateral Triangle
Length = nPerimeter | 263828160 |
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Area | 3.348886461876E+15 |
Altitude | 76160629.597902 |
Triangular Pyramid
Length = nSurface area | 3.348886461876E+15 |
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Volume | 8.0155519544769E+22 |
Height | 41456595.77866 |