231497139 is an odd 9-digits composite number following 231497138
and preceding 231497140 . In scientific notation, it is written as 2.31497139 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 147621320 positive integers (up to 231497139) that are relatively prime to 231497139.
231497139 has 8 divisors, whose sum is 322083072
The reverse of 231497139 is 931794132
Previous prime number is 23
Is Prime? no Number parity odd Number length 9 Sum of Digits 39 Digital Root 3
Name
two hundred thirty-one million four hundred ninety-seven thousand one hundred thirty-nine
Scientific notation
2.31497139 × 10^8
Engineering notation
2.31497139 × 10^6
Prime Factorization
3 × 23 × 3355031
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
231497139 Product of the distinct prime numbers
The prime factorization of 231497139 is 3 × 23 × 3355031.
Since it has a total of 3 prime factors.
9 , 3 , 1 , 16 , 442 , 206 , 7664 , 290 , 45627 , 79230 , 69724 , 872394 , 3549407 , 9578297 , 87510904 , 54937209 , 917615878 , 557205078 , 8858208984 , 4293386019
n×2
462994278
n×3
694491417
n×4
925988556
n×5
1157485695
n÷2
115748569.5
n÷3
77165713
n÷3
57874284.75
n÷5
46299427.8
n2
53590925365185321
n3
1.2406145898403E+25
n4
2.8719872814969E+33
n5
6.6485683891091E+41
2 √n15215.030036119
3 √n614.01909333121
4 √n123.34921984398
5 √n47.087878658404
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
-231497138 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 231497139 can be divided by 8 positive divisors.
The sum of these divisors (counting 231497139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110011000101110110110011
3
Ternary
121010121021101010
4
Quaternary
31303011312303
5
Quinary
433230402024
6
Senary
34545442003
8
Octal
1563056663
10
Decimal
231497139
12
Duodecimal
65640303
16
Hexadecimal
dcc5db3
20
Vigesimal
3c6h2gj
36
Base36
3ttsc3
md5
04361b892a2c45450d56509b960086e6
sha1
effc8809c25c52ab303bbfe51cf1b837e59a78ee
sha256
7ad3b201953f374e4f4dcbe1e9d7ca2c03f23ff9b1dc7171f2a00cc2c45c9523
sha512
ce36e43d9d10ab62fe22cba9b6f71b11c2e11a3ddf854fda38cca1fe3acfd43f880ea9b497064cde265b25e4bd1c80cda136e919d20131b12d781e04193b3b76
ripemd-160
00fd9e1b1b512ddce28e6afd3b9005cbb135bbd1
Diameter
462994278
Circumference
1454539422.4189
Area
1.6836085742635E+17
Volume
5.1966742418381E+25
Surface area
6.7344342970538E+17
Circumference
1454539422.4189
Perimeter
925988556
Area
53590925365185321
Diagonal
327386393.62437
Surface area
321545552191111926
Volume
1.2406145898403E+25
Space diagonal
400964806.55483
Perimeter
694491417
Area
2.3205551389283E+16
Altitude
200482403.27742
Surface area
2.3205551389283E+16
Volume
1.4620783155251E+24
Height
109128797.87479