31369971 is an odd 8-digits composite number following 31369970
and preceding 31369972 . In scientific notation, it is written as 3.1369971 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 20913312 positive integers (up to 31369971) that are relatively prime to 31369971.
31369971 has 4 divisors, whose sum is 41826632
The reverse of 31369971 is 17996313
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty-one million three hundred sixty-nine thousand nine hundred seventy-one
Scientific notation
3.1369971 × 10^7
Engineering notation
3.1369971 × 10^6
Prime Factorization
3 × 10456657
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31369971
Product of the distinct prime numbers
The prime factorization of 31369971 is 3 × 10456657.
Since it has a total of 2 prime factors.
4 , 2 , 23 , 63 , 889 , 324 , 7470 , 6393 , 3852 , 1547 , 881678 , 445896 , 2523552 , 752785 , 66271765 , 35460934 , 194216742 , 103180669 , 5505330732 , 5099500427
n×2
62739942
n×3
94109913
n×4
125479884
n×5
156849855
n÷2
15684985.5
n÷3
10456657
n÷3
7842492.75
n÷5
6273994.2
n2
984075080540841
n3
3.0870406738389E+22
n4
9.6840376414146E+29
n5
3.0378797997409E+37
2 √n
5600.8901971026
3 √n
315.38282505886
4 √n
74.839095378703
5 √n
31.572053018813
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
-31369970
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 31369971 can be divided by 4 positive divisors.
The sum of these divisors (counting 31369971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111101010101011110011
3
Ternary
2012000202111210
4
Quaternary
1313222223303
5
Quinary
31012314341
6
Senary
3040211203
8
Octal
167525363
10
Decimal
31369971
12
Duodecimal
a609b03
16
Hexadecimal
1deaaf3
20
Vigesimal
9g14ib
36
Base36
iod83
md5
6073561c5b309ed4caa579bafcf11fad
sha1
b94074383adf07dfedba69e874d43961b760e3e3
sha256
c0e77b8f8e16728ae4b3360e7d8f8cf09c822dc139b9f8e77044ce0fc91538c9
sha512
916de1c9c2c4aaa16b53ee46e0d06c7753827aa70fdf92ae8d090c96ca9ea16681e53a83f543508e5e15331a83edef38613a27a56cdbdd1397957a691cc6ab68
ripemd-160
4444b02357f43471afb3e89cabddc808d928c073
Diameter
62739942
Circumference
197103340.87385
Area
3.0915630436079E+15
Volume
1.2930965736353E+23
Surface area
1.2366252174432E+16
Circumference
197103340.87385
Perimeter
125479884
Area
984075080540841
Diagonal
44363838.439451
Surface area
5904450483245046
Volume
3.0870406738389E+22
Space diagonal
54334383.603962
Perimeter
94109913
Area
4.2611700948979E+14
Altitude
27167191.801981
Surface area
4.2611700948979E+14
Volume
3.6381123237836E+21
Height
14787946.146484