31506742 is an even 8-digits composite number following 31506741
and preceding 31506743 . In scientific notation, it is written as 3.1506742 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 15753370 positive integers (up to 31506742) that are relatively prime to 31506742.
31506742 has 4 divisors, whose sum is 47260116
The reverse of 31506742 is 24760513
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty-one million five hundred six thousand seven hundred forty-two
Scientific notation
3.1506742 × 10^7
Engineering notation
3.1506742 × 10^6
Prime Factorization
2 × 15753371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31506742
Product of the distinct prime numbers
The prime factorization of 31506742 is 2 × 15753371.
Since it has a total of 2 prime factors.
2 , 3 , 26 , 43 , 224 , 150 , 5928 , 4915 , 22171 , 98239 , 854516 , 687180 , 5462445 , 991335 , 63307898 , 57008127 , 560894663 , 682600935 , 7210246393 , 2637140816
n×2
63013484
n×3
94520226
n×4
126026968
n×5
157533710
n÷2
15753371
n÷3
10502247.333333
n÷3
7876685.5
n÷5
6301348.4
n2
992674791454564
n3
3.1275948544263E+22
n4
9.8540324158936E+29
n5
3.104684569872E+37
2 √n
5613.0866731238
3 √n
315.84050996673
4 √n
74.920535723684
5 √n
31.599535544566
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
-31506741
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 31506742 can be divided by 4 positive divisors.
The sum of these divisors (counting 31506742) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000001100000100110110
3
Ternary
2012021201010101
4
Quaternary
1320030010312
5
Quinary
31031203432
6
Senary
3043144314
8
Octal
170140466
10
Decimal
31506742
12
Duodecimal
a67509a
16
Hexadecimal
1e0c136
20
Vigesimal
9gi6h2
36
Base36
irara
md5
f25838dbbd700b24bfab553d04435098
sha1
5de86354c0bc30dd6db12f7e06b97ce2e757c7c3
sha256
3331a97d3154dfb3e50c5834c294a8d0bb4a1a019f07a990eb208e1c864e9265
sha512
9ec3c6c8fc296fc0647b5dba3fdfd2aaa3ff9377f96032e3ab363252d8f974e1c1270d6e967f8854b5a8f4706037facc66f9cd77d4c6f34573e63b1f726a70a8
ripemd-160
d68372157f7549bd9880d47483f0119d9728c941
Diameter
63013484
Circumference
197962698.4115
Area
3.1185798322374E+15
Volume
1.3100838690761E+23
Surface area
1.247431932895E+16
Circumference
197962698.4115
Perimeter
126026968
Area
992674791454564
Diagonal
44557261.84259
Surface area
5956048748727384
Volume
3.1275948544263E+22
Space diagonal
54571277.924964
Perimeter
94520226
Area
4.2984079354804E+14
Altitude
27285638.962482
Surface area
4.2984079354804E+14
Volume
3.6859058839483E+21
Height
14852420.614197