157455940 (number)

157455940 is an even 9-digits composite number following 157455939 and preceding 157455941. In scientific notation, it is written as 1.57455940 × 10^8. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 62982368 positive integers (up to 157455940) that are relatively prime to 157455940.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million four hundred fifty-five thousand nine hundred forty

Notation

Scientific notation 1.57455940 × 10^8
Engineering notation 1.57455940 × 10^6

Prime Factorization of 157455940

Prime Factorization 2 × 2 × 5 × 7872797

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 78727970
Product of the distinct prime numbers

The prime factorization of 157455940 is 2 × 2 × 5 × 7872797. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 5, 84, 48, 827, 93, 128, 5174, 40719, 5555, 346960, 99057, 1729553, 1158329, 82981113, 89041319, 592156442, 579726908, 3859423881, 1487445217

Basic calculations (n = 157455940)

Multiplication

n×y
n×2 314911880
n×3 472367820
n×4 629823760
n×5 787279700

Division

n÷y
n÷2 78727970
n÷3 52485313.333333
n÷3 39363985
n÷5 31491188

Exponentiation

ny
n2 24792373041283600
n3 3.903706402046E+24
n4 6.1466176101817E+32
n5 9.6782145363171E+40

Nth Root

y√n
2√n 12548.14488281
3√n 539.99078630827
4√n 112.01850241282
5√n 43.594510924939

Divisors of 157455940

1, 2, 4, 5, 10, 20, 7872797, 15745594, 31491188, 39363985, 78727970, 157455940

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157455939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157455940 can be divided by 12 positive divisors. The sum of these divisors (counting 157455940) is 1, the average is 0.083333333333333.

Base conversion 157455940

Base System Value
2 Binary 1001011000101001011001000100
3 Ternary 101222021120221111
4 Quaternary 21120221121010
5 Quinary 310302042230
6 Senary 23342454404
8 Octal 1130513104
10 Decimal 157455940
12 Duodecimal 44894404
16 Hexadecimal 9629644
20 Vigesimal 2941jh0
36 Base36 2lqts4

Cryptographic Hash Functions

md5 854a67186a6109fc9a077bfa93a4c76e
sha1 c85337a0f1037e104499b69504a3f89e50f3ab3e
sha256 363515aa37e4fcbee91c8635fe6e9476cf4f076cf642b14cafef62db0b4c4c1c
sha512 cbbb9c7696bad0fe68181a52b2a66038c31697d91363de13ea31a32682dd739c994d1ea6325bea3e345d7977278659eae4e6dfe3f7b2588c9e9d342465c1cd83
ripemd-160 8ea32d3ca73cf4c9e421799b54e6ae3ee9bb1cfe

157455940 as geometric shapes

Circle

Radius = n
Diameter 314911880
Circumference 989324848.73615
Area 7.7887537011554E+16

Sphere

Radius = n
Volume 1.6351807139252E+25
Surface area 3.1155014804622E+17
Circumference 989324848.73615

Square

Length = n
Perimeter 629823760
Area 24792373041283600
Diagonal 222676325.8242

Cube

Length = n
Surface area 148754238247701600
Volume 3.903706402046E+24
Space diagonal 272721688.03352

Equilateral Triangle

Length = n
Perimeter 472367820
Area 1.0735412436926E+16
Altitude 136360844.01676

Triangular Pyramid

Length = n
Surface area 1.0735412436926E+16
Volume 4.6005621144134E+23
Height 74225441.941401