157231649 is an odd 9-digits composite number following 157231648
and preceding 157231650 . In scientific notation, it is written as 1.57231649 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 150304000 positive integers (up to 157231649) that are relatively prime to 157231649.
157231649 has 8 divisors, whose sum is 164266920
The reverse of 157231649 is 946132751
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million two hundred thirty-one thousand six hundred forty-nine
Scientific notation
1.57231649 × 10^8
Engineering notation
1.57231649 × 10^6
Prime Factorization
29 × 101 × 53681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157231649
Product of the distinct prime numbers
The prime factorization of 157231649 is 29 × 101 × 53681.
Since it has a total of 3 prime factors.
10 , 7 , 18 , 71 , 461 , 13 , 6682 , 9797 , 88701 , 8140 , 511815 , 911143 , 6752844 , 2288397 , 29783945 , 16249711 , 616103298 , 235227005 , 2772464765 , 608901994
n×2
314463298
n×3
471694947
n×4
628926596
n×5
786158245
n÷2
78615824.5
n÷3
52410549.666667
n÷3
39307912.25
n÷5
31446329.8
n2
24721791447259201
n3
3.8870480354867E+24
n4
6.1116697236178E+32
n5
9.609479087878E+40
2 √n
12539.204480349
3 √n
539.73426454267
4 √n
111.97858938364
5 √n
43.5820840422
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157231648
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157231649 can be divided by 8 positive divisors.
The sum of these divisors (counting 157231649) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111110010101000100001
3
Ternary
101221212012021102
4
Quaternary
21113302220201
5
Quinary
310222403044
6
Senary
23334004145
8
Octal
1127625041
10
Decimal
157231649
12
Duodecimal
447a6655
16
Hexadecimal
95f2a21
20
Vigesimal
292dj29
36
Base36
2lm0pt
md5
ec3ab0b24133194fc3eb09aa1ac07f5e
sha1
3748a66ae41b8b82020a593d998402bd2d21e132
sha256
5582f146081ad0cb40610d2670876dce3eab9f2ba2a805cb536cbbbad15d6ca0
sha512
593c0604222a276a4b58cb12d977b7cf2cb3e3e8039730d63949b9986d9cf83c6b413c3116c4efd21133827491734f05be9be470ac7cc1c9f43efab31d78f805
ripemd-160
62873b08579a5c7d9dd478626cba3f4b4a73a471
Diameter
314463298
Circumference
987915586.82042
Area
7.7665798394288E+16
Volume
1.6282028736581E+25
Surface area
3.1066319357715E+17
Circumference
987915586.82042
Perimeter
628926596
Area
24721791447259201
Diagonal
222359130.45009
Surface area
148330748683555206
Volume
3.8870480354867E+24
Space diagonal
272333204.62584
Perimeter
471694947
Area
1.0704849710194E+16
Altitude
136166602.31292
Surface area
1.0704849710194E+16
Volume
4.5809300411508E+23
Height
74119710.150029