31969957 is an odd 8-digits composite number following 31969956
and preceding 31969958 . In scientific notation, it is written as 3.1969957 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 31203744 positive integers (up to 31969957) that are relatively prime to 31969957.
31969957 has 8 divisors, whose sum is 32745600
The reverse of 31969957 is 75996913
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirty-one million nine hundred sixty-nine thousand nine hundred fifty-seven
Scientific notation
3.1969957 × 10^7
Engineering notation
3.1969957 × 10^6
Prime Factorization
79 × 89 × 4547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31969957
Product of the distinct prime numbers
The prime factorization of 31969957 is 79 × 89 × 4547.
Since it has a total of 3 prime factors.
7 , 6 , 68 , 48 , 28 , 598 , 8024 , 160 , 19224 , 62725 , 836154 , 163012 , 4915442 , 4213438 , 58823210 , 28321171 , 855797423 , 728106721 , 1565085666 , 9431445012
n×2
63939914
n×3
95909871
n×4
127879828
n×5
159849785
n÷2
15984978.5
n÷3
10656652.333333
n÷3
7992489.25
n÷5
6393991.4
n2
1022078150581849
n3
3.2675794524741E+22
n4
1.0446437458968E+30
n5
3.339721563664E+37
2 √n
5654.1981748078
3 √n
317.38082451412
4 √n
75.19440254971
5 √n
31.69190974454
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
-31969956
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 31969957 can be divided by 8 positive divisors.
The sum of these divisors (counting 31969957) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111001111101001010100101
3
Ternary
2020011020112111
4
Quaternary
1321331022211
5
Quinary
31141014312
6
Senary
3101121021
8
Octal
171751245
10
Decimal
31969957
12
Duodecimal
a859171
16
Hexadecimal
1e7d2a5
20
Vigesimal
9jg4hh
36
Base36
j186d
md5
655aa7e36c11843f83d7ee1786e566e2
sha1
9cd45f466652bc1e86adf17a4ff20f7001bfb40e
sha256
c0e3fd3cdea8415e7c6d837ab3cd223255e603cc59fb70318310afe63b8842ee
sha512
630009f5c04eb0e0dc1f3a8b98061bc26b316167fa7b8d8b576435cad2be84ff294d07f33f7ac235b53e051d825f3e765b406b6c8187ab1cc5b50422cdccbb69
ripemd-160
3c80523ac6552d274bc3e96149fdb297cdf2c21d
Diameter
63939914
Circumference
200873164.09356
Area
3.2109532092626E+15
Volume
1.3687204803885E+23
Surface area
1.284381283705E+16
Circumference
200873164.09356
Perimeter
127879828
Area
1022078150581849
Diagonal
45212346.777885
Surface area
6132468903491094
Volume
3.2675794524741E+22
Space diagonal
55373589.839792
Perimeter
95909871
Area
4.4257282152845E+14
Altitude
27686794.919896
Surface area
4.4257282152845E+14
Volume
3.8508793148505E+21
Height
15070782.259295