831497139 is an odd 9-digits composite number following 831497138
and preceding 831497140 . In scientific notation, it is written as 8.31497139 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 503937600 positive integers (up to 831497139) that are relatively prime to 831497139.
831497139 has 12 divisors, whose sum is 1310238072
The reverse of 831497139 is 931794138
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred thirty-one million four hundred ninety-seven thousand one hundred thirty-nine
Scientific notation
8.31497139 × 10^8
Engineering notation
8.31497139 × 10^6
Prime Factorization
3 × 3 × 11 × 8398961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
277165713
Product of the distinct prime numbers
The prime factorization of 831497139 is 3 × 3 × 11 × 8398961.
Since it has a total of 4 prime factors.
3 , 1 , 40 , 49 , 389 , 58 , 9440 , 6763 , 82006 , 11456 , 255015 , 358317 , 5008000 , 6383132 , 65010462 , 72094458 , 783567213 , 208606648 , 6068868226 , 4968121555
n×2
1662994278
n×3
2494491417
n×4
3325988556
n×5
4157485695
n÷2
415748569.5
n÷3
277165713
n÷3
207874284.75
n÷5
166299427.8
n2
691387492165185321
n3
5.7488672167574E+26
n4
4.7801666432246E+35
n5
3.9746948877845E+44
2 √n
28835.692101977
3 √n
940.34435060023
4 √n
169.81075378779
5 √n
60.809600724816
1 , 3 , 9 , 11 , 33 , 99 , 8398961 , 25196883 , 75590649 , 92388571 , 277165713 , 831497139
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-831497138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 831497139 can be divided by 12 positive divisors.
The sum of these divisors (counting 831497139) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001100011111010001110110011
3
Ternary
2010221121102122100
4
Quaternary
301203322032303
5
Quinary
3200330402024
6
Senary
214301511443
8
Octal
6143721663
10
Decimal
831497139
12
Duodecimal
1b2572583
16
Hexadecimal
318fa3b3
20
Vigesimal
cjgh2gj
36
Base36
dr1var
md5
0654d3569634d7c93964efb5bc46b3a3
sha1
504305ca1425a79195c00707a60ef1858931f334
sha256
6f5f646f097850d628cd42a37c1b877cdd52c5e5e5d621a96450cde15fb3f5cc
sha512
8787faaac03b4297e502eab9da80c100bdc61f542134e3ad6fb99ea3ee27ad537c6e0aa252a667b9622a8715cc5fe93d774910065a71e8b7d98934bed737b54f
ripemd-160
87034f1cd0b74b2628fad0d4bad415bf38019566
Diameter
1662994278
Circumference
5224450606.7267
Area
2.17205786617E+18
Volume
2.4080798686171E+27
Surface area
8.6882314646801E+18
Circumference
5224450606.7267
Perimeter
3325988556
Area
691387492165185321
Diagonal
1175914531.0482
Surface area
4148324952991111926
Volume
5.7488672167574E+26
Space diagonal
1440195291.0962
Perimeter
2494491417
Area
2.9937956603693E+17
Altitude
720097645.54808
Surface area
2.9937956603693E+17
Volume
6.7751049885169E+25
Height
391971510.34941