157445620 is an even 9-digits composite number following 157445619
and preceding 157445621 . In scientific notation, it is written as 1.57445620 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 62925600 positive integers (up to 157445620) that are relatively prime to 157445620.
157445620 has 24 divisors, whose sum is 330912288
The reverse of 157445620 is 026544751
Previous prime number is 1571
Is Prime? no Number parity even Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred fifty-seven million four hundred forty-five thousand six hundred twenty
Scientific notation
1.57445620 × 10^8
Engineering notation
1.57445620 × 10^6
Prime Factorization
2 × 2 × 5 × 1571 × 5011
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
78722810 Product of the distinct prime numbers
The prime factorization of 157445620 is 2 × 2 × 5 × 1571 × 5011.
Since it has a total of 5 prime factors.
3 , 6 , 53 , 72 , 271 , 50 , 972 , 7139 , 63948 , 894 , 383092 , 477963 , 9898494 , 3908904 , 37898964 , 29034371 , 526386607 , 652477465 , 6627936015 , 14443318
n×2
314891240
n×3
472336860
n×4
629782480
n×5
787228100
n÷2
78722810
n÷3
52481873.333333
n÷3
39361405
n÷5
31489124
n2
24789123257184400
n3
3.9029388804838E+24
n4
6.1450063185988E+32
n5
9.6750432973571E+40
2 √n12547.733659908
3 √n539.97898866577
4 √n112.01666688448
5 √n43.593939454408
1 , 2 , 4 , 5 , 10 , 20 , 1571 , 3142 , 5011 , 6284 , 7855 , 10022 , 15710 , 20044 , 25055 , 31420 , 50110 , 100220 , 7872281 , 15744562 , 31489124 , 39361405 , 78722810 , 157445620
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157445619 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157445620 can be divided by 24 positive divisors.
The sum of these divisors (counting 157445620) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001011000100110110111110100
3
Ternary
101222021001210021
4
Quaternary
21120212313310
5
Quinary
310301224440
6
Senary
23342334524
8
Octal
1130466764
10
Decimal
157445620
12
Duodecimal
4488a444
16
Hexadecimal
9626df4
20
Vigesimal
2940e10
36
Base36
2lqltg
md5
d982d90c777d17088f16f1c44e1a13c2
sha1
eb83a9c6fd78fac9e1e25bcf21fc3831835ec5c8
sha256
50799593e18b83480773556220f0c9a1b34bc9705d4fa0df63850e6c334ad936
sha512
894fcb8867f78e57a1f981ebd5324f544d176c5c39a49bcdf40da646b037d626b5e06cedc0af2538a10809abb2360062260a3a44e4f150976ee2607f708bca3a
ripemd-160
07995ee77aafb860fd1799f1bc5c5533b48ad220
Diameter
314891240
Circumference
989260006.26378
Area
7.7877327513702E+16
Volume
1.6348592152451E+25
Surface area
3.1150931005481E+17
Circumference
989260006.26378
Perimeter
629782480
Area
24789123257184400
Diagonal
222661731.14024
Surface area
148734739543106400
Volume
3.9029388804838E+24
Space diagonal
272703813.26918
Perimeter
472336860
Area
1.0734005239133E+16
Altitude
136351906.63459
Surface area
1.0734005239133E+16
Volume
4.5996575815779E+23
Height
74220577.046747