31368081 is an odd 8-digits composite number following 31368080
and preceding 31368082 . In scientific notation, it is written as 3.1368081 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 20752160 positive integers (up to 31368081) that are relatively prime to 31368081.
31368081 has 8 divisors, whose sum is 42143904
The reverse of 31368081 is 18086313
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-one million three hundred sixty-eight thousand eighty-one
Scientific notation
3.1368081 × 10^7
Engineering notation
3.1368081 × 10^6
Prime Factorization
3 × 131 × 79817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31368081
Product of the distinct prime numbers
The prime factorization of 31368081 is 3 × 131 × 79817.
Since it has a total of 3 prime factors.
6 , 5 , 68 , 78 , 646 , 767 , 3042 , 7697 , 50686 , 5478 , 260020 , 903615 , 641071 , 8769801 , 14039888 , 75147777 , 539266661 , 945228461 , 6218068960 , 965408710
n×2
62736162
n×3
94104243
n×4
125472324
n×5
156840405
n÷2
15684040.5
n÷3
10456027
n÷3
7842020.25
n÷5
6273616.2
n2
983956505622561
n3
3.0864827368845E+22
n4
9.6817040495696E+29
n5
3.0369647684493E+37
2 √n
5600.7214713821
3 √n
315.37649112982
4 √n
74.837968113666
5 √n
31.571672574608
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
-31368080
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 31368081 can be divided by 8 positive divisors.
The sum of these divisors (counting 31368081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101010001110010001
3
Ternary
2012000122220210
4
Quaternary
1313222032101
5
Quinary
31012234311
6
Senary
3040154333
8
Octal
167521621
10
Decimal
31368081
12
Duodecimal
a6089a9
16
Hexadecimal
1dea391
20
Vigesimal
9g1041
36
Base36
iobrl
md5
aa5c71b70c46928f54fed157b8035f10
sha1
7cb8fcc628d069791d3518bb4a8a1c2bc4729045
sha256
4c0151b3494c3704a14ad5ef08182494db15e7b0d327b8e024346bd7df22b61d
sha512
183d0c3d0aef64803fd9e2ee484828c9a7be1ec29db0e0619da852cd74adda5742bb3bf48791a2bbd7a3c4a80aa548bfac96b51632e5c4bcec44f33dad8c195e
ripemd-160
2dfff39b45f9f0624697ed5190b17cfb8244521f
Diameter
62736162
Circumference
197091465.65362
Area
3.0911905295157E+15
Volume
1.2928628655504E+23
Surface area
1.2364762118063E+16
Circumference
197091465.65362
Perimeter
125472324
Area
983956505622561
Diagonal
44361165.575818
Surface area
5903739033735366
Volume
3.0864827368845E+22
Space diagonal
54331110.027936
Perimeter
94104243
Area
4.2606566504405E+14
Altitude
27165555.013968
Surface area
4.2606566504405E+14
Volume
3.6374547887771E+21
Height
14787055.191939