157156731 (number)

157156731 is an odd 9-digits composite number following 157156730 and preceding 157156732. In scientific notation, it is written as 1.57156731 × 10^8. The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors. There are 102215520 positive integers (up to 157156731) that are relatively prime to 157156731.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million one hundred fifty-six thousand seven hundred thirty-one

Notation

Scientific notation 1.57156731 × 10^8
Engineering notation 1.57156731 × 10^6

Prime Factorization of 157156731

Prime Factorization 9 × 41 × 425899

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 157156731
Product of the distinct prime numbers

The prime factorization of 157156731 is 9 × 41 × 425899. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 157156731)

Multiplication

n×y
n×2 314313462
n×3 471470193
n×4 628626924
n×5 785783655

Division

n÷y
n÷2 78578365.5
n÷3 52385577
n÷3 39289182.75
n÷5 31431346.2

Exponentiation

ny
n2 24698238098606361
n3 3.8814943610366E+24
n4 6.1000296517545E+32
n5 9.5866071907281E+40

Nth Root

y√n
2√n 12536.216773812
3√n 539.64852642761
4√n 111.96524806301
5√n 43.577930037491

Divisors of 157156731

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157156730
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157156731 can be divided by 8 positive divisors. The sum of these divisors (counting 157156731) is 1, the average is 0.125.

Base conversion 157156731

Base System Value
2 Binary 1001010111100000010101111011
3 Ternary 101221201101111200
4 Quaternary 21113200111323
5 Quinary 310213003411
6 Senary 23332225243
8 Octal 1127402573
10 Decimal 157156731
12 Duodecimal 4476b223
16 Hexadecimal 95e057b
20 Vigesimal 2924bgb
36 Base36 2lkewr

Cryptographic Hash Functions

md5 bec796d5973f7649091aaa3d7980c300
sha1 7e14a880fd623ecd7aa1271046c815df65c5b0cb
sha256 4ec8b8fcd1fd025a33d43db91ceddaa8942dc5d2174ea0a5116347827882f0a5
sha512 57f9fd68b33b63d738a5d01f20d0136d0c3b1922d497f98c4d91257c22cf6b2ab03b46edb892aa7a1ee9aa2a9f77e24c87700a846eaf04022de261eda7ea99ae
ripemd-160 a838453358c492665873a69de2c26003561498f5

157156731 as geometric shapes

Circle

Radius = n
Diameter 314313462
Circumference 987444863.14357
Area 7.7591803367193E+16

Sphere

Radius = n
Volume 1.6258765559444E+25
Surface area 3.1036721346877E+17
Circumference 987444863.14357

Square

Length = n
Perimeter 628626924
Area 24698238098606361
Diagonal 222253180.39842

Cube

Length = n
Surface area 148189428591638166
Volume 3.8814943610366E+24
Space diagonal 272203442.84343

Equilateral Triangle

Length = n
Perimeter 471470193
Area 1.0694650811055E+16
Altitude 136101721.42172

Triangular Pyramid

Length = n
Surface area 1.0694650811055E+16
Volume 4.5743849730439E+23
Height 74084393.46614