20126939 is an odd 8-digits composite number following 20126938
and preceding 20126940 . In scientific notation, it is written as 2.0126939 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 17154216 positive integers (up to 20126939) that are relatively prime to 20126939.
20126939 has 8 divisors, whose sum is 23132160
The reverse of 20126939 is 93962102
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred twenty-six thousand nine hundred thirty-nine
Scientific notation
2.0126939 × 10^7
Engineering notation
2.0126939 × 10^6
Prime Factorization
7 × 179 × 16063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20126939
Product of the distinct prime numbers
The prime factorization of 20126939 is 7 × 179 × 16063.
Since it has a total of 3 prime factors.
3 , 9 , 2 , 74 , 27 , 821 , 45 , 5519 , 20322 , 7802 , 645545 , 294694 , 3776428 , 7159463 , 81214098 , 68437959 , 791128598 , 226869417 , 716535505 , 3461496028
n×2
40253878
n×3
60380817
n×4
80507756
n×5
100634695
n÷2
10063469.5
n÷3
6708979.6666667
n÷3
5031734.75
n÷5
4025387.8
n2
405093673509721
n3
8.1532956560161E+21
n4
1.641008843176E+29
n5
3.3028484885064E+36
2 √n
4486.3057185172
3 √n
272.01482672206
4 √n
66.979890403891
5 √n
28.890532459527
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
-20126938
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 20126939 can be divided by 8 positive divisors.
The sum of these divisors (counting 20126939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001110011011011
3
Ternary
1101212112222012
4
Quaternary
1030301303123
5
Quinary
20123030224
6
Senary
1555220135
8
Octal
114616333
10
Decimal
20126939
12
Duodecimal
68a764b
16
Hexadecimal
1331cdb
20
Vigesimal
65fh6j
36
Base36
bze1n
md5
54a48668006596ce72fed757fbb65927
sha1
b051aa0a934064a2001f595ee7f56bce964b25e8
sha256
1ebeef957d21edf35bf91dd05ff66efd219c3bc09c66aba42fdf3dad0b2ab735
sha512
63ec2eb7d509432d10e7000622b1840cc9d57fe362b372fd891c28e1d48029f05296e16156639af82558d71727c59aef6430c8ee93e74553f0a8d8ee8b02c148
ripemd-160
e865fbe3c4bfb6949b7659aaad1f3ad6289e7bd4
Diameter
40253878
Circumference
126461287.4033
Area
1.2726393087138E+15
Volume
3.4152444980648E+22
Surface area
5.0905572348554E+15
Circumference
126461287.4033
Perimeter
80507756
Area
405093673509721
Diagonal
28463790.102856
Surface area
2430562041058326
Volume
8.1532956560161E+21
Space diagonal
34860880.94884
Perimeter
60380817
Area
1.7541070608589E+14
Altitude
17430440.47442
Surface area
1.7541070608589E+14
Volume
9.6087510789796E+20
Height
9487930.0342853