157445640 (number)

157445640 is an even 9-digits composite number following 157445639 and preceding 157445641. In scientific notation, it is written as 1.57445640 × 10^8. The sum of its digits is 36. It has a total of 8 prime factors and 128 positive divisors. There are 36771840 positive integers (up to 157445640) that are relatively prime to 157445640.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.57445640 × 10^8
Engineering notation 1.57445640 × 10^6

Prime Factorization of 157445640

Prime Factorization 2 × 2 × 2 × 15 × 9 × 11 × 29 × 457

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 39361410
Product of the distinct prime numbers

The prime factorization of 157445640 is 2 × 2 × 2 × 15 × 9 × 11 × 29 × 457. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 157445640)

Multiplication

n×y
n×2 314891280
n×3 472336920
n×4 629782560
n×5 787228200

Division

n÷y
n÷2 78722820
n÷3 52481880
n÷3 39361410
n÷5 31489128

Exponentiation

ny
n2 24789129555009600
n3 3.9029403678314E+24
n4 6.1450094409505E+32
n5 9.6750494423649E+40

Nth Root

y√n
2√n 12547.734456865
3√n 539.97901152992
4√n 112.01667044179
5√n 43.593940561938

Divisors of 157445640

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157445639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157445640 can be divided by 128 positive divisors. The sum of these divisors (counting 157445640) is 1, the average is 0.0078125.

Base conversion 157445640

Base System Value
2 Binary 1001011000100110111000001000
3 Ternary 101222021001211000
4 Quaternary 21120212320020
5 Quinary 310301230030
6 Senary 23342335000
8 Octal 1130467010
10 Decimal 157445640
12 Duodecimal 4488a460
16 Hexadecimal 9626e08
20 Vigesimal 2940e20
36 Base36 2lqlu0

Cryptographic Hash Functions

md5 1dd7deadee02e73d9f7aee0fe884e7cd
sha1 286473cb58bbcfe60490fd30e4c518cccb4253c1
sha256 16f979f77c404b8f43ec338a97eac74fc274d7000d30cac9e388754274ea9316
sha512 8b6519dc7d02ec92d2af7261839ef574a9118a19b662aec89c4ddd99559b8bcc66c0efda095baf424e1ee873e2c26961ddc88179109fb1d350b91422bb38571b
ripemd-160 44c92b37f070ad1eb1e55e0443ecaaaad962e5c6

157445640 as geometric shapes

Circle

Radius = n
Diameter 314891280
Circumference 989260131.92749
Area 7.7877347298904E+16

Sphere

Radius = n
Volume 1.6348598382638E+25
Surface area 3.1150938919562E+17
Circumference 989260131.92749

Square

Length = n
Perimeter 629782560
Area 24789129555009600
Diagonal 222661759.42451

Cube

Length = n
Surface area 148734777330057600
Volume 3.9029403678314E+24
Space diagonal 272703847.9102

Equilateral Triangle

Length = n
Perimeter 472336920
Area 1.0734007966171E+16
Altitude 136351923.9551

Triangular Pyramid

Length = n
Surface area 1.0734007966171E+16
Volume 4.5996593344338E+23
Height 74220586.474837