31195421 is an odd 8-digits prime number following 31195420
and preceding 31195422 . In scientific notation, it is written as 3.1195421 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 31195420 positive integers (up to 31195421) that are relatively prime to 31195421.
31195421 has 2 divisors, whose sum is 31195422
The reverse of 31195421 is 12459113
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-one million one hundred ninety-five thousand four hundred twenty-one
Scientific notation
3.1195421 × 10^7
Engineering notation
3.1195421 × 10^6
Prime Factorization
31195421
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31195421
Product of the distinct prime numbers
The prime factorization of 31195421 is 31195421.
Since it has a total of 1 prime factors.
8 , 10 , 45 , 95 , 341 , 702 , 8837 , 9759 , 48072 , 49209 , 999940 , 846081 , 8683053 , 9621527 , 80606083 , 46930569 , 758566200 , 336149776 , 764735784 , 479097728
n×2
62390842
n×3
93586263
n×4
124781684
n×5
155977105
n÷2
15597710.5
n÷3
10398473.666667
n÷3
7798855.25
n÷5
6239084.2
n2
973154291367241
n3
3.0357957817158E+22
n4
9.4702927480648E+29
n5
2.9542976926913E+37
2 √n
5585.2861162164
3 √n
314.79678166481
4 √n
74.734771801461
5 √n
31.536839670655
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31195422
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15597711
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5585.2862057374
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999935888
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31195421 can be divided by 2 positive divisors.
The sum of these divisors (counting 31195421) is 31195422, the average is 15597711.
Base
System
Value
2
Binary
1110111000000000100011101
3
Ternary
2011200220001222
4
Quaternary
1313000010131
5
Quinary
30441223141
6
Senary
3032343125
8
Octal
167000435
10
Decimal
31195421
12
Duodecimal
a544aa5
16
Hexadecimal
1dc011d
20
Vigesimal
9ej8b1
36
Base36
ikmjh
md5
a2e65b5c92f585a891a0f46edd10ef23
sha1
156c6253fb9aea1142cc45e1c40a3bfab5aee9fc
sha256
efc38bb7f156864d4b5e771cbe5f722d81cb60ac19706b4aa0ccc32c72a1e69f
sha512
3ec4389f3711d8c6ed80d6f4b7906e054f54b14371698612e492b0fb1a559a6c6a04e2206fed846bda0300b6f61687df6017cd711375dfe1bd575be34a72c28b
ripemd-160
176a2f195c8853720a2e9674eb1c3af0ebefcd76
Diameter
62390842
Circumference
196006610.87848
Area
3.0572543725687E+15
Volume
1.2716311634183E+23
Surface area
1.2229017490275E+16
Circumference
196006610.87848
Perimeter
124781684
Area
973154291367241
Diagonal
44116987.462138
Surface area
5838925748203446
Volume
3.0357957817158E+22
Space diagonal
54032054.135501
Perimeter
93586263
Area
4.2138816906294E+14
Altitude
27016027.067751
Surface area
4.2138816906294E+14
Volume
3.5777196392479E+21
Height
14705662.487379