31347142 is an even 8-digits composite number following 31347141
and preceding 31347143 . In scientific notation, it is written as 3.1347142 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 15673570 positive integers (up to 31347142) that are relatively prime to 31347142.
31347142 has 4 divisors, whose sum is 47020716
The reverse of 31347142 is 24174313
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty-one million three hundred forty-seven thousand one hundred forty-two
Scientific notation
3.1347142 × 10^7
Engineering notation
3.1347142 × 10^6
Prime Factorization
2 × 15673571
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31347142
Product of the distinct prime numbers
The prime factorization of 31347142 is 2 × 15673571.
Since it has a total of 2 prime factors.
2 , 6 , 65 , 19 , 193 , 224 , 9136 , 9584 , 67125 , 79576 , 625080 , 586775 , 7016726 , 3492937 , 51612358 , 57164915 , 639078616 , 137866698 , 147836590 , 4638039730
n×2
62694284
n×3
94041426
n×4
125388568
n×5
156735710
n÷2
15673571
n÷3
10449047.333333
n÷3
7836785.5
n÷5
6269428.4
n2
982643311568164
n3
3.0803059423077E+22
n4
9.6558787776965E+29
n5
3.0268420317924E+37
2 √n
5598.8518465843
3 √n
315.30630153948
4 √n
74.825475919531
5 √n
31.567456468193
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
-31347141
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 31347142 can be divided by 4 positive divisors.
The sum of these divisors (counting 31347142) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111100101000111000110
3
Ternary
2011222121012021
4
Quaternary
1313211013012
5
Quinary
31011102032
6
Senary
3035513354
8
Octal
167450706
10
Decimal
31347142
12
Duodecimal
a5b885a
16
Hexadecimal
1de51c6
20
Vigesimal
9fi7h2
36
Base36
invly
md5
5c681232cb912f4d70f778a8f875733c
sha1
1650afc94addc24c5aed4fdb54d0457ab2722b79
sha256
9a4b66d30dbc48dc331995585951b749cce66ea645b4eac8eb61608f5e7b1226
sha512
e243ac498a974bff74bd4cd78ea329756133ded6abc30d2bf0675ebe185035c2f3133f2ab874f84d007e0ab993d9890d323e0090638f41c19028aa693dadcc09
ripemd-160
02a13a3c83ea840be6f40346594623fdec882b3e
Diameter
62694284
Circumference
196959902.03647
Area
3.0870650087217E+15
Volume
1.2902755358884E+23
Surface area
1.2348260034887E+16
Circumference
196959902.03647
Perimeter
125388568
Area
982643311568164
Diagonal
44331553.358035
Surface area
5895859869408984
Volume
3.0803059423077E+22
Space diagonal
54294842.616076
Perimeter
94041426
Area
4.2549703533845E+14
Altitude
27147421.308038
Surface area
4.2549703533845E+14
Volume
3.6301753665584E+21
Height
14777184.452678