31820225 is an odd 8-digits composite number following 31820224
and preceding 31820226 . In scientific notation, it is written as 3.1820225 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 25408320 positive integers (up to 31820225) that are relatively prime to 31820225.
31820225 has 8 divisors, whose sum is 33155304
The reverse of 31820225 is 52202813
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty-one million eight hundred twenty thousand two hundred twenty-five
Scientific notation
3.1820225 × 10^7
Engineering notation
3.1820225 × 10^6
Prime Factorization
25 × 797 × 1597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31820225
Product of the distinct prime numbers
The prime factorization of 31820225 is 25 × 797 × 1597.
Since it has a total of 3 prime factors.
1 , 1 , 93 , 8 , 477 , 841 , 1227 , 4043 , 80182 , 77981 , 795466 , 257996 , 3148839 , 9149079 , 80000111 , 30846851 , 47226449 , 362215776 , 8879692723 , 6017653853
n×2
63640450
n×3
95460675
n×4
127280900
n×5
159101125
n÷2
15910112.5
n÷3
10606741.666667
n÷3
7955056.25
n÷5
6364045
n2
1012526719050625
n3
3.2218828018703E+22
n4
1.0252103567914E+30
n5
3.2622424225433E+37
2 √n
5640.9418539815
3 √n
316.88456225269
4 √n
75.106203831518
5 √n
31.662168021913
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
-31820224
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 31820225 can be divided by 8 positive divisors.
The sum of these divisors (counting 31820225) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111001011000100111000001
3
Ternary
2012212122010212
4
Quaternary
1321120213001
5
Quinary
31121221400
6
Senary
3054003505
8
Octal
171304701
10
Decimal
31820225
12
Duodecimal
a7a6595
16
Hexadecimal
1e589c1
20
Vigesimal
9ihab5
36
Base36
iy0n5
md5
8bddd92aeb2d97be54e6aed74e876467
sha1
079783135acbe549743d5a228291a0d42be681ab
sha256
483aca2d3189d0f01226df9c0239966ec06ac5e4ba2f57c51ea767d6a901bf82
sha512
a54fa1b9130739c71d382d231c1924d6a6363e084257959a67471cb1f99872b54d2b288584e9fd199a9a3cef89ee95635f9a122e401ce8a016566ed428c0f9eb
ripemd-160
7ddf47a70ff7dfae2e6867f786bd1e5872393d30
Diameter
63640450
Circumference
199932370.19115
Area
3.1809465021328E+15
Volume
1.3495791121444E+23
Surface area
1.2723786008531E+16
Circumference
199932370.19115
Perimeter
127280900
Area
1012526719050625
Diagonal
45000593.752763
Surface area
6075160314303750
Volume
3.2218828018703E+22
Space diagonal
55114246.408273
Perimeter
95460675
Area
4.3843693035418E+14
Altitude
27557123.204137
Surface area
4.3843693035418E+14
Volume
3.7970252956513E+21
Height
15000197.917588