157438454 is an even 9-digits composite number following 157438453
and preceding 157438455 . In scientific notation, it is written as 1.57438454 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 78719226 positive integers (up to 157438454) that are relatively prime to 157438454.
157438454 has 4 divisors, whose sum is 236157684
The reverse of 157438454 is 454834751
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred fifty-seven million four hundred thirty-eight thousand four hundred fifty-four
Scientific notation
1.57438454 × 10^8
Engineering notation
1.57438454 × 10^6
Prime Factorization
2 × 78719227
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
157438454 Product of the distinct prime numbers
The prime factorization of 157438454 is 2 × 78719227.
Since it has a total of 2 prime factors.
7 , 6 , 3 , 20 , 569 , 951 , 1872 , 7818 , 36656 , 78572 , 686835 , 378106 , 9418806 , 1069247 , 1149738 , 12753323 , 808353213 , 38679291 , 2649090063 , 371183850
n×2
314876908
n×3
472315362
n×4
629753816
n×5
787192270
n÷2
78719227
n÷3
52479484.666667
n÷3
39359613.5
n÷5
31487690.8
n2
24786866797910116
n3
3.9024059881669E+24
n4
6.1438876565734E+32
n5
9.672841742006E+40
2 √n12547.448107085
3 √n539.97079631733
4 √n112.01539227751
5 √n43.593542619161
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157438453 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157438454 can be divided by 4 positive divisors.
The sum of these divisors (counting 157438454) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000100101000111110110
3
Ternary
101222020200221212
4
Quaternary
21120211013312
5
Quinary
310301012304
6
Senary
23342241422
8
Octal
1130450766
10
Decimal
157438454
12
Duodecimal
44886272
16
Hexadecimal
96251f6
20
Vigesimal
293jg2e
36
Base36
2lqgae
md5
ee48d8ca77863e52811a0f768a6a597c
sha1
422f2319293f6d1dbb465d7d5f68763f28923d37
sha256
f7bf6f4e3f2a4f212a2c43417c317f52d7f2a4242bc0dcd91eb94912d2362d6b
sha512
28e534ee089bc537dedb58588b851c86d5dacba75ed738494be898886dae9d40bfd8b12c3a078a5edd45fd9d62f2fde63165c1c373052f02f6fa5cd0bfcf62ad
ripemd-160
b824741ff79082e382d0f0db25e47f8d2791136b
Diameter
314876908
Circumference
989214980.95787
Area
7.7870238637823E+16
Volume
1.6346359978333E+25
Surface area
3.1148095455129E+17
Circumference
989214980.95787
Perimeter
629753816
Area
24786866797910116
Diagonal
222651596.88585
Surface area
148721200787460696
Volume
3.9024059881669E+24
Space diagonal
272691401.3931
Perimeter
472315362
Area
1.0733028163606E+16
Altitude
136345700.69655
Surface area
1.0733028163606E+16
Volume
4.5990295619597E+23
Height
74217198.961951