20130431 is an odd 8-digits composite number following 20130430
and preceding 20130432 . In scientific notation, it is written as 2.0130431 × 10^7.
The sum of its digits is 14. It has a total of 2 prime factors and 4 positive divisors.
There are 18946272 positive integers (up to 20130431) that are relatively prime to 20130431.
20130431 has 4 divisors, whose sum is 21314592
The reverse of 20130431 is 13403102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred thirty thousand four hundred thirty-one
Scientific notation
2.0130431 × 10^7
Engineering notation
2.0130431 × 10^6
Prime Factorization
17 × 1184143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20130431
Product of the distinct prime numbers
The prime factorization of 20130431 is 17 × 1184143.
Since it has a total of 2 prime factors.
8 , 4 , 3 , 1 , 620 , 301 , 9464 , 3987 , 77654 , 4917 , 404575 , 171190 , 7026318 , 3865983 , 56980142 , 6666911 , 740044053 , 176895010 , 4523837738 , 3366158833
n×2
40260862
n×3
60391293
n×4
80521724
n×5
100652155
n÷2
10065215.5
n÷3
6710143.6666667
n÷3
5032607.75
n÷5
4026086.2
n2
405234252245761
n3
8.1575401536699E+21
n4
1.6421479919318E+29
n5
3.3057146843372E+36
2 √n
4486.6948859935
3 √n
272.03055722875
4 √n
66.982795447738
5 √n
28.891534884572
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
-20130430
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 20130431 can be divided by 4 positive divisors.
The sum of these divisors (counting 20130431) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010101001111111
3
Ternary
1101212201202112
4
Quaternary
1030302221333
5
Quinary
20123133211
6
Senary
1555244235
8
Octal
114625177
10
Decimal
20130431
12
Duodecimal
68a967b
16
Hexadecimal
1332a7f
20
Vigesimal
65g61b
36
Base36
bzgqn
md5
886c1fa34b00944f3d72e82cb094bb66
sha1
025db8bc1db1f3a7675ae19f4f8408aeb9a69881
sha256
19ce5e01908f5e161bbc03137d62dce2bff1487453e71bbb56b38c6b3ffab424
sha512
0857c457dda00401d5077159fa22da6d81783bb12845c4eb044ee6c64563491d80439368827be9d2a2c7dc52d080c2815e886a77f670ead1a065d8f81da8b594
ripemd-160
9b003942c2348cc0762e021350566891b256e657
Diameter
40260862
Circumference
126483228.28639
Area
1.2730809498382E+15
Volume
3.4170224290844E+22
Surface area
5.0923237993529E+15
Circumference
126483228.28639
Perimeter
80521724
Area
405234252245761
Diagonal
28468728.536616
Surface area
2431405513474566
Volume
8.1575401536699E+21
Space diagonal
34866929.27026
Perimeter
60391293
Area
1.7547157846421E+14
Altitude
17433464.63513
Surface area
1.7547157846421E+14
Volume
9.6137532674359E+20
Height
9489576.1788719