157431393 (number)

157431393 is an odd 9-digits composite number following 157431392 and preceding 157431394. In scientific notation, it is written as 1.57431393 × 10^8. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 89665632 positive integers (up to 157431393) that are relatively prime to 157431393.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million four hundred thirty-one thousand three hundred ninety-three

Notation

Scientific notation 1.57431393 × 10^8
Engineering notation 1.57431393 × 10^6

Prime Factorization of 157431393

Prime Factorization 21 × 3 × 317 × 7883

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 157431393
Product of the distinct prime numbers

The prime factorization of 157431393 is 21 × 3 × 317 × 7883. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 157431393)

Multiplication

n×y
n×2 314862786
n×3 472294179
n×4 629725572
n×5 787156965

Division

n÷y
n÷2 78715696.5
n÷3 52477131
n÷3 39357848.25
n÷5 31486278.6

Exponentiation

ny
n2 24784643501920449
n3 3.9018809515157E+24
n4 6.1427855351729E+32
n5 9.6706728370252E+40

Nth Root

y√n
2√n 12547.166731976
3√n 539.96272376433
4√n 112.0141363042
5√n 43.593151584418

Divisors of 157431393

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157431392
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157431393 can be divided by 16 positive divisors. The sum of these divisors (counting 157431393) is 1, the average is 0.0625.

Base conversion 157431393

Base System Value
2 Binary 1001011000100011011001100001
3 Ternary 101222020100021100
4 Quaternary 21120203121201
5 Quinary 310300301033
6 Senary 23342145013
8 Octal 1130433141
10 Decimal 157431393
12 Duodecimal 44882169
16 Hexadecimal 9623661
20 Vigesimal 293ii9d
36 Base36 2lqau9

Cryptographic Hash Functions

md5 a9a920e509f771c5583e8eb890c72122
sha1 08ebfdc61dfdca0b88fe9b2f787fd8a467775cd1
sha256 145e9b736a376ae685a6f201c5563ee3db106d2fcd1e48a04cefbaeeff0ef8cf
sha512 62a031183d5e2ca30793ccb5d2ba988d0b13c66b2010894e8ba8e368cce9f6f0f568006a0f7e83596df4bdc7fe9751c53476137b311a6cc4e379a9037205d5e2
ripemd-160 4657429673ca0264fd56cc04f042a48a58fa7c09

157431393 as geometric shapes

Circle

Radius = n
Diameter 314862786
Circumference 989170615.38642
Area 7.7863253947475E+16

Sphere

Radius = n
Volume 1.6344160709952E+25
Surface area 3.114530157899E+17
Circumference 989170615.38642

Square

Length = n
Perimeter 629725572
Area 24784643501920449
Diagonal 222641611.12389

Cube

Length = n
Surface area 148707861011522694
Volume 3.9018809515157E+24
Space diagonal 272679171.38234

Equilateral Triangle

Length = n
Perimeter 472294179
Area 1.0732065448202E+16
Altitude 136339585.69117

Triangular Pyramid

Length = n
Surface area 1.0732065448202E+16
Volume 4.5984108003323E+23
Height 74213870.37463