20138425 is an odd 8-digits composite number following 20138424
and preceding 20138426 . In scientific notation, it is written as 2.0138425 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 16110720 positive integers (up to 20138425) that are relatively prime to 20138425.
20138425 has 6 divisors, whose sum is 24971678
The reverse of 20138425 is 52483102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty-eight thousand four hundred twenty-five
Scientific notation
2.0138425 × 10^7
Engineering notation
2.0138425 × 10^6
Prime Factorization
5 × 5 × 805537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4027685
Product of the distinct prime numbers
The prime factorization of 20138425 is 5 × 5 × 805537.
Since it has a total of 3 prime factors.
7 , 3 , 65 , 48 , 875 , 690 , 340 , 1031 , 21432 , 87532 , 455667 , 786405 , 1210737 , 3247359 , 71190414 , 37777527 , 157358288 , 640218809 , 9618380450 , 5792997102
n×2
40276850
n×3
60415275
n×4
80553700
n×5
100692125
n÷2
10069212.5
n÷3
6712808.3333333
n÷3
5034606.25
n÷5
4027685
n2
405556161480625
n3
8.1672623412655E+21
n4
1.644758001149E+29
n5
3.3122835649289E+36
2 √n
4487.5856537787
3 √n
272.06656116866
4 √n
66.989444345946
5 √n
28.89382914496
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20138424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20138425 can be divided by 6 positive divisors.
The sum of these divisors (counting 20138425) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110100100110111001
3
Ternary
1101220010201121
4
Quaternary
1030310212321
5
Quinary
20123412200
6
Senary
1555345241
8
Octal
114644671
10
Decimal
20138425
12
Duodecimal
68b2221
16
Hexadecimal
13349b9
20
Vigesimal
65h615
36
Base36
bzmwp
md5
5d03f5f92c8a400f128c23ec578b68eb
sha1
17ae9356da5f4123e2dbdedf7a18a218892cb645
sha256
2846e551f5cb5116a3004853974cd8c20e3b537a768a1658c0f3e02e74416d92
sha512
ac44a82e8bbf4a516649c009963a37d18d7575a00f0c7c3b385f41a216ce2b0bf30d3e285c8f5216c0048a21f083f4198781bb3dc0291cad83e7690d8177f1f9
ripemd-160
d7061f9f1f780cc617d5053f621c9e95e4b0f317
Diameter
40276850
Circumference
126533456.06974
Area
1.2740922575256E+15
Volume
3.4210948495014E+22
Surface area
5.0963690301024E+15
Circumference
126533456.06974
Perimeter
80553700
Area
405556161480625
Diagonal
28480033.759833
Surface area
2433336968883750
Volume
8.1672623412655E+21
Space diagonal
34880775.284415
Perimeter
60415275
Area
1.7561096925176E+14
Altitude
17440387.642208
Surface area
1.7561096925176E+14
Volume
9.6252109753972E+20
Height
9493344.5866111