20139631 is an odd 8-digits composite number following 20139630
and preceding 20139632 . In scientific notation, it is written as 2.0139631 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20130552 positive integers (up to 20139631) that are relatively prime to 20139631.
20139631 has 4 divisors, whose sum is 20148712
The reverse of 20139631 is 13693102
Previous prime number is 3853
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty-nine thousand six hundred thirty-one
Scientific notation
2.0139631 × 10^7
Engineering notation
2.0139631 × 10^6
Prime Factorization
3853 × 5227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20139631
Product of the distinct prime numbers
The prime factorization of 20139631 is 3853 × 5227.
Since it has a total of 2 prime factors.
9 , 1 , 11 , 83 , 730 , 759 , 6232 , 9006 , 9901 , 35741 , 106758 , 557550 , 8678975 , 8709554 , 93681234 , 49951780 , 167434806 , 792374366 , 9247664516 , 6183682908
n×2
40279262
n×3
60418893
n×4
80558524
n×5
100698155
n÷2
10069815.5
n÷3
6713210.3333333
n÷3
5034907.75
n÷5
4027926.2
n2
405604736816161
n3
8.1687297313296E+21
n4
1.6451520252771E+29
n5
3.3132754727983E+36
2 √n
4487.7200224613
3 √n
272.07199200918
4 √n
66.990447247808
5 √n
28.894175201052
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
-20139630
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 20139631 can be divided by 4 positive divisors.
The sum of these divisors (counting 20139631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100111001101111
3
Ternary
1101220012101021
4
Quaternary
1030310321233
5
Quinary
20123432011
6
Senary
1555355011
8
Octal
114647157
10
Decimal
20139631
12
Duodecimal
68b2a67
16
Hexadecimal
1334e6f
20
Vigesimal
65h91b
36
Base36
bznu7
md5
73e06e4cb43c4eb25ac512a5d9e5b1fa
sha1
d98df262d4b61d9a7976406da9bc41a6b5bc9400
sha256
7d2ed475a1602f5183de8e47b95dba0acc602b708cf4a682a23777b42e3c1ec0
sha512
743c91aee57f95c8f6acaa4c79184622432a96ee280fafb6ecf825644a898361992523888bdba0b3e6a000824dd1de3e9d2ba4e20ab1b36a254d4628f3441a25
ripemd-160
81f02758a54ed1e4dec3e07c397a83e4d165e7a3
Diameter
40279262
Circumference
126541033.59122
Area
1.2742448614429E+15
Volume
3.4217095084141E+22
Surface area
5.0969794457715E+15
Circumference
126541033.59122
Perimeter
80558524
Area
405604736816161
Diagonal
28481739.30139
Surface area
2433628420896966
Volume
8.1687297313296E+21
Space diagonal
34882864.137689
Perimeter
60418893
Area
1.7563200298905E+14
Altitude
17441432.068845
Surface area
1.7563200298905E+14
Volume
9.6269403111722E+20
Height
9493913.1004632