20157422 is an even 8-digits composite number following 20157421
and preceding 20157423 . In scientific notation, it is written as 2.0157422 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 10078710 positive integers (up to 20157422) that are relatively prime to 20157422.
20157422 has 4 divisors, whose sum is 30236136
The reverse of 20157422 is 22475102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred fifty-seven thousand four hundred twenty-two
Scientific notation
2.0157422 × 10^7
Engineering notation
2.0157422 × 10^6
Prime Factorization
2 × 10078711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20157422
Product of the distinct prime numbers
The prime factorization of 20157422 is 2 × 10078711.
Since it has a total of 2 prime factors.
1 , 1 , 56 , 80 , 461 , 736 , 8477 , 2018 , 55807 , 88350 , 56586 , 681115 , 5143861 , 4525200 , 5102340 , 54116991 , 830501962 , 44575590 , 6227726920 , 478141660
n×2
40314844
n×3
60472266
n×4
80629688
n×5
100787110
n÷2
10078711
n÷3
6719140.6666667
n÷3
5039355.5
n÷5
4031484.4
n2
406321661686084
n3
8.1903972023476E+21
n4
1.6509729275534E+29
n5
3.3279358011269E+36
2 √n
4489.701771833
3 √n
272.15208298653
4 √n
67.005236898566
5 √n
28.899278320606
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
-20157421
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 20157422 can be divided by 4 positive divisors.
The sum of these divisors (counting 20157422) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001001111101110
3
Ternary
1101221002210012
4
Quaternary
1030321033232
5
Quinary
20130014142
6
Senary
2000013222
8
Octal
114711756
10
Decimal
20157422
12
Duodecimal
6901212
16
Hexadecimal
13393ee
20
Vigesimal
65jdb2
36
Base36
c01ke
md5
3baeab12da05b6f3633d7594cc4f8328
sha1
a566bdec7afc9c787d9d85ac8510ef13d3710728
sha256
31b001f5b81dc15a62951ed98038177682dab887a8e27639897bf16b09b36af8
sha512
a617d59eca371ad59030f0dac136f059e73426c71baec2e2bd2f643380acc96147af071f9f67158aeeb5cfa4e423be2bb86111f63b0cdad020a050008bb5b2aa
ripemd-160
04260e265b5aa6c583d35453dc0ce76eb2f8386d
Diameter
40314844
Circumference
126652817.74102
Area
1.2764971473474E+15
Volume
3.4307855574504E+22
Surface area
5.1059885893896E+15
Circumference
126652817.74102
Perimeter
80629688
Area
406321661686084
Diagonal
28506899.574878
Surface area
2437929970116504
Volume
8.1903972023476E+21
Space diagonal
34913679.053607
Perimeter
60472266
Area
1.7594244056403E+14
Altitude
17456839.526803
Surface area
1.7594244056403E+14
Volume
9.6524756706522E+20
Height
9502299.8582926