157213809 (number)
157213809 is an odd 9-digits composite number following 157213808 and preceding 157213810. In scientific notation, it is written as 1.57213809 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 93471840 positive integers (up to 157213809) that are relatively prime to 157213809.
Interesting facts
- 157213809 has 48 divisors, whose sum is 253393920
- The reverse of 157213809 is 908312751
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 36
- Digital Root 9
Name
Name | one hundred fifty-seven million two hundred thirteen thousand eight hundred nine |
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Notation
Scientific notation | 1.57213809 × 10^8 |
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Engineering notation | 1.57213809 × 10^6 |
Prime Factorization of 157213809
Prime Factorization 23 × 3 × 19 × 3 × 71 × 563
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 52404603 | Product of the distinct prime numbers |
The prime factorization of 157213809 is 23 × 3 × 19 × 3 × 71 × 563. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 157213809)
Multiplication
n×yn×2 | 314427618 |
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n×3 | 471641427 |
n×4 | 628855236 |
n×5 | 786069045 |
Division
n÷yn÷2 | 78606904.5 |
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n÷3 | 52404603 |
n÷3 | 39303452.25 |
n÷5 | 31442761.8 |
Exponentiation
nyn2 | 24716181740288481 |
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n3 | 3.885725075327E+24 |
n4 | 6.1088963981897E+32 |
n5 | 9.6040287154578E+40 |
Nth Root
y√n2√n | 12538.493091277 |
---|---|
3√n | 539.71385045187 |
4√n | 111.97541288728 |
5√n | 43.581095005102 |
Divisors of 157213809
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 | -157213808 | 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 157213809 can be divided by 48 positive divisors. The sum of these divisors (counting 157213809) is 1, the average is 0.020833333333333.
Base conversion 157213809
Base | System | Value |
---|---|---|
2 | Binary | 1001010111101110010001110001 |
3 | Ternary | 101221211021210200 |
4 | Quaternary | 21113232101301 |
5 | Quinary | 310221320214 |
6 | Senary | 23333345413 |
8 | Octal | 1127562161 |
10 | Decimal | 157213809 |
12 | Duodecimal | 44798269 |
16 | Hexadecimal | 95ee471 |
20 | Vigesimal | 292bea9 |
36 | Base36 | 2llmy9 |
Cryptographic Hash Functions
md5 | 08284471e7c6082c725ee55ffed10d49 |
---|---|
sha1 | 77a029f018600262437a694ad86219c16d6280c9 |
sha256 | b578673e5e35cad831328b3d92b718ce02c27e1b9ef86c6c3d94698f81d3933b |
sha512 | 4029cfb3831c1f717ab9c30bd03d8ca36f0168a2dde2113ec6fabe4d1427b40d8375594fb0bf803d5be17df7cd57bc5ac66433ecc7fa9ac9c981ec4dc0271c85 |
ripemd-160 | d5fdd214bd57d674bcf4ae89b39a43dc636bd356 |
157213809 as geometric shapes
Circle
Radius = nDiameter | 314427618 |
---|---|
Circumference | 987803494.79454 |
Area | 7.764817498008E+16 |
Sphere
Radius = nVolume | 1.6276487134023E+25 |
---|---|
Surface area | 3.1059269992032E+17 |
Circumference | 987803494.79454 |
Square
Length = nPerimeter | 628855236 |
---|---|
Area | 24716181740288481 |
Diagonal | 222333900.88013 |
Cube
Length = nSurface area | 148297090441730886 |
---|---|
Volume | 3.885725075327E+24 |
Space diagonal | 272302304.83943 |
Equilateral Triangle
Length = nPerimeter | 471641427 |
---|---|
Area | 1.0702420635821E+16 |
Altitude | 136151152.41971 |
Triangular Pyramid
Length = nSurface area | 1.0702420635821E+16 |
---|---|
Volume | 4.5793709176506E+23 |
Height | 74111300.293378 |