31492013 is an odd 8-digits composite number following 31492012
and preceding 31492014 . In scientific notation, it is written as 3.1492013 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 26993148 positive integers (up to 31492013) that are relatively prime to 31492013.
31492013 has 4 divisors, whose sum is 35990880
The reverse of 31492013 is 31029413
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty-one million four hundred ninety-two thousand thirteen
Scientific notation
3.1492013 × 10^7
Engineering notation
3.1492013 × 10^6
Prime Factorization
7 × 4498859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31492013
Product of the distinct prime numbers
The prime factorization of 31492013 is 7 × 4498859.
Since it has a total of 2 prime factors.
1 , 1 , 8 , 100 , 226 , 643 , 2117 , 9956 , 6023 , 50763 , 816311 , 856567 , 3577051 , 8819863 , 40701632 , 23930855 , 717350518 , 232331796 , 9280186623 , 3761908160
n×2
62984026
n×3
94476039
n×4
125968052
n×5
157460065
n÷2
15746006.5
n÷3
10497337.666667
n÷3
7873003.25
n÷5
6298402.6
n2
991746882792169
n3
3.12321057256E+22
n4
9.8356187952798E+29
n5
3.09743434964E+37
2 √n
5611.7744965385
3 √n
315.79128515871
4 √n
74.911778089553
5 √n
31.596580515979
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
-31492012
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 31492013 can be divided by 4 positive divisors.
The sum of these divisors (counting 31492013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000001000011110101101
3
Ternary
2012020221220212
4
Quaternary
1320020132231
5
Quinary
31030221023
6
Senary
3042552205
8
Octal
170103655
10
Decimal
31492013
12
Duodecimal
a668665
16
Hexadecimal
1e087ad
20
Vigesimal
9gga0d
36
Base36
iqze5
md5
c9efd0b09719752474356177e5a8c78b
sha1
15b1018be4f54a3c78f88c02463ec9dfba981964
sha256
b2cd35bbdf7471f32c4f81b3edd6570bee172d4221bd592aa09f0a39667fcbb9
sha512
d0228a2bbbf5723f0389ffd8f60439e8e818e833f8413e5fe19349695cc3acc755c0f1ea4a8ccdd8b4db2a61ce6d4b3530a782e5c4217716e5452fb1ecd4506e
ripemd-160
37dfd7461cec4a281da35587d7ad8263707d3fd8
Diameter
62984026
Circumference
197870153.37511
Area
3.1156647212005E+15
Volume
1.3082473853825E+23
Surface area
1.2462658884802E+16
Circumference
197870153.37511
Perimeter
125968052
Area
991746882792169
Diagonal
44536431.89103
Surface area
5950481296753014
Volume
3.12321057256E+22
Space diagonal
54545766.54862
Perimeter
94476039
Area
4.2943899731102E+14
Altitude
27272883.27431
Surface area
4.2943899731102E+14
Volume
3.6807389582179E+21
Height
14845477.29701