20212939 is an odd 8-digits composite number following 20212938
and preceding 20212940 . In scientific notation, it is written as 2.0212939 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20053656 positive integers (up to 20212939) that are relatively prime to 20212939.
20212939 has 4 divisors, whose sum is 20372224
The reverse of 20212939 is 93921202
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred twelve thousand nine hundred thirty-nine
Scientific notation
2.0212939 × 10^7
Engineering notation
2.0212939 × 10^6
Prime Factorization
127 × 159157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20212939
Product of the distinct prime numbers
The prime factorization of 20212939 is 127 × 159157.
Since it has a total of 2 prime factors.
5 , 1 , 98 , 90 , 26 , 398 , 11 , 1565 , 94297 , 12794 , 900598 , 970487 , 2802278 , 5921454 , 61837155 , 56879740 , 66559081 , 574737557 , 7242613446 , 4009954293
n×2
40425878
n×3
60638817
n×4
80851756
n×5
101064695
n÷2
10106469.5
n÷3
6737646.3333333
n÷3
5053234.75
n÷5
4042587.8
n2
408562903017721
n3
8.2582570363601E+21
n4
1.6692364572227E+29
n5
3.3740174686418E+36
2 √n
4495.8802252729
3 √n
272.40170514205
4 √n
67.051325305865
5 √n
28.915179526933
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
-20212938
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 20212939 can be divided by 4 positive divisors.
The sum of these divisors (counting 20212939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000110110011001011
3
Ternary
1102000220221101
4
Quaternary
1031012303023
5
Quinary
20133303224
6
Senary
2001122231
8
Octal
115066313
10
Decimal
20212939
12
Duodecimal
6929377
16
Hexadecimal
1346ccb
20
Vigesimal
666c6j
36
Base36
c18ej
md5
2e6074272919aa8ea59ea14a158872e8
sha1
3cc8eaf092ac0f1d4714b71c029764c092043ce9
sha256
0a13ed465d3009088cdb21fd4c4839b79e5fac9c5dadf8eda38b4cff6279920e
sha512
0fabcf4fecdace801544907910beaa3abb57d2c0051dad8ae009e45f05baafbb80a2d0bfbe819ab661c2729304defc5b832293be8a1c1cc7a9211a85269c4204
ripemd-160
fd03bfeb10c2eadcc6548025a2fe139da0ebc008
Diameter
40425878
Circumference
127001641.33972
Area
1.2835382146498E+15
Volume
3.4592106182514E+22
Surface area
5.1341528585992E+15
Circumference
127001641.33972
Perimeter
80851756
Area
408562903017721
Diagonal
28585412.46922
Surface area
2451377418106326
Volume
8.2582570363601E+21
Space diagonal
35009837.31829
Perimeter
60638817
Area
1.7691292652863E+14
Altitude
17504918.659145
Surface area
1.7691292652863E+14
Volume
9.7324492519863E+20
Height
9528470.8230734