87131856 (number)
87131856 is an even 8-digits composite number following 87131855 and preceding 87131857. In scientific notation, it is written as 8.7131856 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 40 positive divisors. There are 24894720 positive integers (up to 87131856) that are relatively prime to 87131856.
Interesting facts
- 87131856 has 40 divisors, whose sum is 257247424
- The reverse of 87131856 is 65813178
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 39
- Digital Root 3
Name
Name | eighty-seven million one hundred thirty-one thousand eight hundred fifty-six |
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Notation
Scientific notation | 8.7131856 × 10^7 |
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Engineering notation | 8.7131856 × 10^6 |
Prime Factorization of 87131856
Prime Factorization 2 × 2 × 2 × 2 × 3 × 7 × 259321
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 10891482 | Product of the distinct prime numbers |
The prime factorization of 87131856 is 2 × 2 × 2 × 2 × 3 × 7 × 259321. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 87131856)
Multiplication
n×yn×2 | 174263712 |
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n×3 | 261395568 |
n×4 | 348527424 |
n×5 | 435659280 |
Division
n÷yn÷2 | 43565928 |
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n÷3 | 29043952 |
n÷3 | 21782964 |
n÷5 | 17426371.2 |
Exponentiation
nyn2 | 7591960330004736 |
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n3 | 6.6150159423169E+23 |
n4 | 5.7637861652366E+31 |
n5 | 5.0220938616418E+39 |
Nth Root
y√n2√n | 9334.4446005105 |
---|---|
3√n | 443.32850366281 |
4√n | 96.614929490791 |
5√n | 38.728920593294 |
Divisors of 87131856
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -87131855 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 87131856 can be divided by 40 positive divisors. The sum of these divisors (counting 87131856) is 1, the average is 0.025.
Base conversion 87131856
Base | System | Value |
---|---|---|
2 | Binary | 101001100011000011011010000 |
3 | Ternary | 20001221202102210 |
4 | Quaternary | 11030120123100 |
5 | Quinary | 134301204411 |
6 | Senary | 12351312120 |
8 | Octal | 514303320 |
10 | Decimal | 87131856 |
12 | Duodecimal | 2521b640 |
16 | Hexadecimal | 53186d0 |
20 | Vigesimal | 174b9cg |
36 | Base36 | 1fvjdc |
Cryptographic Hash Functions
md5 | 6f2ba1d60016d1669c29e3cd8ad92b6b |
---|---|
sha1 | 9d12eb13bfa5b2cc3ea501594da719148e5e082e |
sha256 | 10d53275108e3fdee78e1f9f63f6831b8445673ccc6dbb85d3b81206a2c35505 |
sha512 | 4deff554423bd31f1e9ec7cf8fd92eb1405ea39a68576c62cb0f83aeb1085707ff185e483a01c06e410e7baa9bfb5064c30731eced5b8df0427c1a038d392a05 |
ripemd-160 | 112583ea28c88f96e2d219c150ad95bd1e1bc0fb |
87131856 as geometric shapes
Circle
Radius = nDiameter | 174263712 |
---|---|
Circumference | 547465597.40649 |
Area | 2.3850846799088E+16 |
Sphere
Radius = nVolume | 2.7708913983683E+24 |
---|---|
Surface area | 9.5403387196352E+16 |
Circumference | 547465597.40649 |
Square
Length = nPerimeter | 348527424 |
---|---|
Area | 7591960330004736 |
Diagonal | 123223052.46994 |
Cube
Length = nSurface area | 45551761980028416 |
---|---|
Volume | 6.6150159423169E+23 |
Space diagonal | 150916801.54978 |
Equilateral Triangle
Length = nPerimeter | 261395568 |
---|---|
Area | 3.2874152551539E+15 |
Altitude | 75458400.774888 |
Triangular Pyramid
Length = nSurface area | 3.2874152551539E+15 |
---|---|
Volume | 7.7958710507823E+22 |
Height | 41074350.823313 |