31361290 is an even 8-digits composite number following 31361289
and preceding 31361291 . In scientific notation, it is written as 3.1361290 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 12544512 positive integers (up to 31361290) that are relatively prime to 31361290.
31361290 has 8 divisors, whose sum is 56450340
The reverse of 31361290 is 09216313
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty-one million three hundred sixty-one thousand two hundred ninety
Scientific notation
3.1361290 × 10^7
Engineering notation
3.1361290 × 10^6
Prime Factorization
2 × 5 × 3136129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31361290
Product of the distinct prime numbers
The prime factorization of 31361290 is 2 × 5 × 3136129.
Since it has a total of 3 prime factors.
6 , 1 , 30 , 1 , 235 , 706 , 683 , 6675 , 79656 , 2767 , 773894 , 998967 , 4984900 , 3635740 , 73902229 , 96155930 , 90023471 , 84522940 , 3449915624 , 821355016
n×2
62722580
n×3
94083870
n×4
125445160
n×5
156806450
n÷2
15680645
n÷3
10453763.333333
n÷3
7840322.5
n÷5
6272258
n2
983530510464100
n3
3.0844785562513E+22
n4
9.6733226501377E+29
n5
3.0336787689454E+37
2 √n
5600.115177387
3 √n
315.35373045232
4 √n
74.833917292809
5 √n
31.570305440944
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
-31361289
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 31361290 can be divided by 8 positive divisors.
The sum of these divisors (counting 31361290) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101000100100001010
3
Ternary
2012000022121021
4
Quaternary
1313220210022
5
Quinary
31012030130
6
Senary
3040103054
8
Octal
167504412
10
Decimal
31361290
12
Duodecimal
a604a8a
16
Hexadecimal
1de890a
20
Vigesimal
9g034a
36
Base36
io6iy
md5
4b33f675992bcc85b3e8fe3a6d894b1b
sha1
0b637b0e54ed0eec971117a2fb753a08c033b01d
sha256
fe44e09dbcb231db84add2974ea1a43c953ae812d1345f541d06116687326e0d
sha512
e0f975a8fb20556d8d71923ccccab3b33680732bc575254fcde7bc4dcec48cb6af4161dd3702bd8ab3c7bd024488c589bff3ddfe81aebf06bf451ddcad632a77
ripemd-160
206404de18e760f04a764c5edcca8095f3a93255
Diameter
62722580
Circumference
197048796.5422
Area
3.0898522262554E+15
Volume
1.2920233563299E+23
Surface area
1.2359408905022E+16
Circumference
197048796.5422
Perimeter
125445160
Area
983530510464100
Diagonal
44351561.651516
Surface area
5901183062784600
Volume
3.0844785562513E+22
Space diagonal
54319347.670902
Perimeter
94083870
Area
4.2588120372949E+14
Altitude
27159673.835451
Surface area
4.2588120372949E+14
Volume
3.6350928392496E+21
Height
14783853.883839