157031903 is an odd 9-digits composite number following 157031902
and preceding 157031904 . In scientific notation, it is written as 1.57031903 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 127514520 positive integers (up to 157031903) that are relatively prime to 157031903.
157031903 has 4 divisors, whose sum is 158212728
The reverse of 157031903 is 309130751
Previous prime number is 133
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred fifty-seven million thirty-one thousand nine hundred three
Scientific notation
1.57031903 × 10^8
Engineering notation
1.57031903 × 10^6
Prime Factorization
133 × 1180691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157031903
Product of the distinct prime numbers
The prime factorization of 157031903 is 133 × 1180691.
Since it has a total of 2 prime factors.
5 , 7 , 32 , 14 , 976 , 98 , 7883 , 6369 , 49759 , 28218 , 706736 , 125905 , 8475226 , 6467377 , 46045817 , 8116973 , 738193007 , 743838746 , 9088306945 , 1716578855
n×2
314063806
n×3
471095709
n×4
628127612
n×5
785159515
n÷2
78515951.5
n÷3
52343967.666667
n÷3
39257975.75
n÷5
31406380.6
n2
24659018559801409
n3
3.8722526105579E+24
n4
6.0806719633263E+32
n5
9.5485948991988E+40
2 √n
12531.237089769
3 √n
539.50560946181
4 √n
111.9430082219
5 √n
43.571005135282
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
-157031902
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 157031903 can be divided by 4 positive divisors.
The sum of these divisors (counting 157031903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000001110111011111
3
Ternary
101221111001021102
4
Quaternary
21113001313133
5
Quinary
310200010103
6
Senary
23325423315
8
Octal
1127016737
10
Decimal
157031903
12
Duodecimal
4470ab3b
16
Hexadecimal
95c1ddf
20
Vigesimal
2918jf3
36
Base36
2lhqlb
md5
89c617c938be9f154752cf023d9dd60f
sha1
8b7fcd7be986921929f5b156f3fb59b744757a31
sha256
ffc3f4d53668bbdd2456977538c1492b664340eb63d350f23f54fada8bcaa6a5
sha512
f86a43a602aebc2a408a0f04830c20d253c94460d7da580c1ed8033f07f11d450635f98f6bb3229488a608db2f82ae5397e763a0b0d965c5eb4dd69e5ae30ffc
ripemd-160
661246d3d23a843d4d0ec4c40d9579a87a00d21f
Diameter
314063806
Circumference
986660545.68805
Area
7.7468591552206E+16
Volume
1.6220053805564E+25
Surface area
3.0987436620883E+17
Circumference
986660545.68805
Perimeter
628127612
Area
24659018559801409
Diagonal
222076646.94786
Surface area
147954111358808454
Volume
3.8722526105579E+24
Space diagonal
271987234.40523
Perimeter
471095709
Area
1.067766825259E+16
Altitude
135993617.20261
Surface area
1.067766825259E+16
Volume
4.5634934656547E+23
Height
74025548.982619