157238439 is an odd 9-digits composite number following 157238438
and preceding 157238440 . In scientific notation, it is written as 1.57238439 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 102199968 positive integers (up to 157238439) that are relatively prime to 157238439.
157238439 has 8 divisors, whose sum is 159224320
The reverse of 157238439 is 934832751
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-seven million two hundred thirty-eight thousand four hundred thirty-nine
Scientific notation
1.57238439 × 10^8
Engineering notation
1.57238439 × 10^6
Prime Factorization
159 × 163 × 6067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157238439
Product of the distinct prime numbers
The prime factorization of 157238439 is 159 × 163 × 6067.
Since it has a total of 3 prime factors.
1 , 2 , 97 , 9 , 872 , 225 , 680 , 5975 , 42180 , 98592 , 118222 , 283703 , 3697483 , 5126689 , 88016037 , 68189273 , 701087425 , 80635114 , 8893796374 , 5867056245
n×2
314476878
n×3
471715317
n×4
628953756
n×5
786192195
n÷2
78619219.5
n÷3
52412813
n÷3
39309609.75
n÷5
31447687.8
n2
24723926699156721
n3
3.8875516401258E+24
n4
6.1127255142527E+32
n5
9.6115541789657E+40
2 √n
12539.475228254
3 √n
539.74203384977
4 √n
111.97979830422
5 √n
43.582460451454
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
-157238438
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 157238439 can be divided by 8 positive divisors.
The sum of these divisors (counting 157238439) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111110100010010100111
3
Ternary
101221212112120220
4
Quaternary
21113310102213
5
Quinary
310223112224
6
Senary
23334055423
8
Octal
1127642247
10
Decimal
157238439
12
Duodecimal
447aa573
16
Hexadecimal
95f44a7
20
Vigesimal
292eg1j
36
Base36
2lm5yf
md5
2c4c3d5dcc816b3015a96ada5865560f
sha1
f4021b540f13112fa0e6d27f731416a809074f16
sha256
2009d4d2310573e48c1283cb98e1d963130a599dfee8dd42296c717647c84667
sha512
10d28ebbe51f21837933e74ab4910f4fdb14f2e834723449fc394cb4d4ae7e26916ab9fa38aef4e6a2e2b13c398b0e0e986326b9abe9779870d3e06132f0151d
ripemd-160
353740a3d689ed84f8a29f1bcefada51a8fc7f10
Diameter
314476878
Circumference
987958249.64865
Area
7.7672506485963E+16
Volume
1.628413823076E+25
Surface area
3.1069002594385E+17
Circumference
987958249.64865
Perimeter
628953756
Area
24723926699156721
Diagonal
222368732.96017
Surface area
148343560194940326
Volume
3.8875516401258E+24
Space diagonal
272344965.25082
Perimeter
471715317
Area
1.0705774301387E+16
Altitude
136172482.62541
Surface area
1.0705774301387E+16
Volume
4.5815235449098E+23
Height
74122910.986725