157649231 is an odd 9-digits prime number following 157649230
and preceding 157649232 . In scientific notation, it is written as 1.57649231 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 157649230 positive integers (up to 157649231) that are relatively prime to 157649231.
157649231 has 2 divisors, whose sum is 157649232
The reverse of 157649231 is 132946751
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
one hundred fifty-seven million six hundred forty-nine thousand two hundred thirty-one
Scientific notation
1.57649231 × 10^8
Engineering notation
1.57649231 × 10^6
Prime Factorization
157649231
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
157649231 Product of the distinct prime numbers
The prime factorization of 157649231 is 157649231.
Since it has a total of 1 prime factors.
9 , 7 , 12 , 58 , 210 , 247 , 1552 , 2137 , 85550 , 37693 , 609505 , 982642 , 6347222 , 645268 , 17720308 , 57081027 , 18634739 , 889643014 , 866112796 , 4436736148
n×2
315298462
n×3
472947693
n×4
630596924
n×5
788246155
n÷2
78824615.5
n÷3
52549743.666667
n÷3
39412307.75
n÷5
31529846.2
n2
24853280034891361
n3
3.9181004853283E+24
n4
6.1768552849273E+32
n5
9.7377648566707E+40
2 √n12555.844495692
3 √n540.21165799721
4 √n112.05286473666
5 √n43.605208891601
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
157649232 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
78824616 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12555.844535514 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999873136 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157649231 can be divided by 2 positive divisors.
The sum of these divisors (counting 157649231) is 157649232, the average is 78824616.
Base
System
Value
2
Binary
1001011001011000100101001111
3
Ternary
101222122102002102
4
Quaternary
21121120211033
5
Quinary
310324233411
6
Senary
23350545315
8
Octal
1131304517
10
Decimal
157649231
12
Duodecimal
4496823b
16
Hexadecimal
965894f
20
Vigesimal
295631b
36
Base36
2luyxb
md5
38cb5f2296548b03aed1bb04bd60be73
sha1
1ee7379745b7cf50d50357e5bc1472f3a69e324e
sha256
505bb3a042aa703eae01bdddd5e401588453eaccbb149fade213b46a1400ee34
sha512
31e385708234c337f8582c0418e2c7a51b72e598b1c4fc0e4b6d5fb4bf69b9008fafb5c60367e781b118dec8fa9a188d6dc92a21cbde17a3c31108aa479ade61
ripemd-160
5388c6988c8a6eef5de947f41cea74832f83fb63
Diameter
315298462
Circumference
990539331.90736
Area
7.8078881975225E+16
Volume
1.6412100934312E+25
Surface area
3.123155279009E+17
Circumference
990539331.90736
Perimeter
630596924
Area
24853280034891361
Diagonal
222949680.57789
Surface area
149119680209348166
Volume
3.9181004853283E+24
Space diagonal
273056477.86616
Perimeter
472947693
Area
1.0761785938792E+16
Altitude
136528238.93308
Surface area
1.0761785938792E+16
Volume
4.6175257042432E+23
Height
74316560.19263