87942780 (number)
87942780 is an even 8-digits composite number following 87942779 and preceding 87942781. In scientific notation, it is written as 8.7942780 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 23272704 positive integers (up to 87942780) that are relatively prime to 87942780.
Interesting facts
- 87942780 has 48 divisors, whose sum is 211360800
- The reverse of 87942780 is 08724978
- Previous prime number is 1093
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 45
- Digital Root 9
Name
Name | eighty-seven million nine hundred forty-two thousand seven hundred eighty |
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Notation
Scientific notation | 8.7942780 × 10^7 |
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Engineering notation | 8.7942780 × 10^6 |
Prime Factorization of 87942780
Prime Factorization 2 × 2 × 45 × 3 × 1093 × 149
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 43971390 | Product of the distinct prime numbers |
The prime factorization of 87942780 is 2 × 2 × 45 × 3 × 1093 × 149. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 87942780)
Multiplication
n×yn×2 | 175885560 |
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n×3 | 263828340 |
n×4 | 351771120 |
n×5 | 439713900 |
Division
n÷yn÷2 | 43971390 |
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n÷3 | 29314260 |
n÷3 | 21985695 |
n÷5 | 17588556 |
Exponentiation
nyn2 | 7733932554128400 |
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n3 | 6.8014352914255E+23 |
n4 | 5.9813712751807E+31 |
n5 | 5.2601841815154E+39 |
Nth Root
y√n2√n | 9377.7811874665 |
---|---|
3√n | 444.69959104375 |
4√n | 96.838944580507 |
5√n | 38.800742643252 |
Divisors of 87942780
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -87942779 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 87942780 can be divided by 48 positive divisors. The sum of these divisors (counting 87942780) is 1, the average is 0.020833333333333.
Base conversion 87942780
Base | System | Value |
---|---|---|
2 | Binary | 101001111011110011001111100 |
3 | Ternary | 20010110221211000 |
4 | Quaternary | 11033132121330 |
5 | Quinary | 140003132110 |
6 | Senary | 12420530300 |
8 | Octal | 517363174 |
10 | Decimal | 87942780 |
12 | Duodecimal | 25550990 |
16 | Hexadecimal | 53de67c |
20 | Vigesimal | 179cgj0 |
36 | Base36 | 1gcx30 |
Cryptographic Hash Functions
md5 | 9cc7577d24dede57e81de349f8ac5ff6 |
---|---|
sha1 | 0c878f7648521ce0fdf651c84e35e0a06c073cc6 |
sha256 | bb03ba2906ede1d825da308e80d6048c40a886f8154d3dfaf6e4cf88c8e6f405 |
sha512 | 8f7a5a90d6d3588204f7b00945066728ccab8ce1834463f39424d697f8266c3082cb53298e795c04396a4ea00ca99a11ca9ff2866930da089f452699121797b2 |
ripemd-160 | 0eeeaa0df6bca2cef7c0413c77c0c5ea0f7be9ff |
87942780 as geometric shapes
Circle
Radius = nDiameter | 175885560 |
---|---|
Circumference | 552560783.16853 |
Area | 2.4296865695409E+16 |
Sphere
Radius = nVolume | 2.8489785527212E+24 |
---|---|
Surface area | 9.7187462781635E+16 |
Circumference | 552560783.16853 |
Square
Length = nPerimeter | 351771120 |
---|---|
Area | 7733932554128400 |
Diagonal | 124369872.18879 |
Cube
Length = nSurface area | 46403595324770400 |
---|---|
Volume | 6.8014352914255E+23 |
Space diagonal | 152321363.11885 |
Equilateral Triangle
Length = nPerimeter | 263828340 |
---|---|
Area | 3.3488910315153E+15 |
Altitude | 76160681.559426 |
Triangular Pyramid
Length = nSurface area | 3.3488910315153E+15 |
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Volume | 8.0155683606141E+22 |
Height | 41456624.062931 |