157157439 is an odd 9-digits composite number following 157157438
and preceding 157157440 . In scientific notation, it is written as 1.57157439 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 104771624 positive integers (up to 157157439) that are relatively prime to 157157439.
157157439 has 4 divisors, whose sum is 209543256
The reverse of 157157439 is 934751751
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-seven million one hundred fifty-seven thousand four hundred thirty-nine
Scientific notation
1.57157439 × 10^8
Engineering notation
1.57157439 × 10^6
Prime Factorization
3 × 52385813
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157157439
Product of the distinct prime numbers
The prime factorization of 157157439 is 3 × 52385813.
Since it has a total of 2 prime factors.
1 , 1 , 24 , 4 , 795 , 831 , 7442 , 5123 , 2199 , 88757 , 592752 , 38545 , 5556725 , 6837487 , 72185741 , 93435847 , 366988527 , 847588022 , 8950847195 , 6256169665
n×2
314314878
n×3
471472317
n×4
628629756
n×5
785787195
n÷2
78578719.5
n÷3
52385813
n÷3
39289359.75
n÷5
31431487.8
n2
24698460633038721
n3
3.8815468203307E+24
n4
6.1001395764176E+32
n5
9.5868231337234E+40
2 √n
12536.245011964
3 √n
539.64933680881
4 √n
111.96537416525
5 √n
43.577969301631
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
-157157438
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 157157439 can be divided by 4 positive divisors.
The sum of these divisors (counting 157157439) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111100000100000111111
3
Ternary
101221201102110220
4
Quaternary
21113200200333
5
Quinary
310213014224
6
Senary
23332232423
8
Octal
1127404077
10
Decimal
157157439
12
Duodecimal
4476b713
16
Hexadecimal
95e083f
20
Vigesimal
2924dbj
36
Base36
2lkfgf
md5
5026e25db7aa75d4a01a9c34260af45f
sha1
a24b445ddf0d3ed8c2f9464ce406f027d8725a4c
sha256
76c1aedc45b35dab121b8a369deacd6999f5f66821aeabe542351db06398393b
sha512
402a57170d5a387176df9fad74512bb42484bc3407a36b554aa86e80b0f9ae6c05c1bbb320cc67c1c22d4be2203b04abe4e7a2e07bf46375268101271d498e36
ripemd-160
d3a9258ea6cd7ddbd9e5a870663ee31e7cd55190
Diameter
314314878
Circumference
987449311.63877
Area
7.7592502479731E+16
Volume
1.6258985300421E+25
Surface area
3.1037000991892E+17
Circumference
987449311.63877
Perimeter
628629756
Area
24698460633038721
Diagonal
222254181.66162
Surface area
148190763798232326
Volume
3.8815468203307E+24
Space diagonal
272204669.13541
Perimeter
471472317
Area
1.0694747171291E+16
Altitude
136102334.5677
Surface area
1.0694747171291E+16
Volume
4.5744467969148E+23
Height
74084727.220541