20921269 is an odd 8-digits prime number following 20921268
and preceding 20921270 . In scientific notation, it is written as 2.0921269 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 20921268 positive integers (up to 20921269) that are relatively prime to 20921269.
20921269 has 2 divisors, whose sum is 20921270
The reverse of 20921269 is 96212902
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million nine hundred twenty-one thousand two hundred sixty-nine
Scientific notation
2.0921269 × 10^7
Engineering notation
2.0921269 × 10^6
Prime Factorization
20921269
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20921269
Product of the distinct prime numbers
The prime factorization of 20921269 is 20921269.
Since it has a total of 1 prime factors.
10 , 9 , 71 , 66 , 61 , 634 , 6046 , 9614 , 92113 , 76858 , 417827 , 449083 , 8824535 , 925830 , 52029258 , 92715332 , 93484707 , 54459788 , 1004239762 , 6793571717
n×2
41842538
n×3
62763807
n×4
83685076
n×5
104606345
n÷2
10460634.5
n÷3
6973756.3333333
n÷3
5230317.25
n÷5
4184253.8
n2
437699496570361
n3
9.1572289089131E+21
n4
1.9158084929795E+29
n5
4.0081144834108E+36
2 √n
4573.9773720472
3 √n
275.54720354811
4 √n
67.631186386513
5 √n
29.115054320091
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20921270
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10460635
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4573.9774813613
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999044035
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20921269 can be divided by 2 positive divisors.
The sum of these divisors (counting 20921269) is 20921270, the average is 10460635.
Base
System
Value
2
Binary
1001111110011101110110101
3
Ternary
1110100220120211
4
Quaternary
1033303232311
5
Quinary
20323440034
6
Senary
2024225421
8
Octal
117635665
10
Decimal
20921269
12
Duodecimal
700b271
16
Hexadecimal
13f3bb5
20
Vigesimal
6af339
36
Base36
cgeyd
md5
2b11984db8d5a762ff417995a03ced2b
sha1
30e98fdde057b8752c8c3c3cf4b499c95cd785c0
sha256
28479d1cec9bc84c43b7142a88520c6afce4206cb389f47bd5358aeadec5fb7a
sha512
3666fe274693599dbc55b3ddf9d09d36b80d8f8a1667280a88ebff4f56fe15ac825da2ad508b329a5dcd229672b85b64d85ef973d0713681aaa11020784ea0fe
ripemd-160
b916c7fc4b6f8e1b80f9973274361e44fcf6eae3
Diameter
41842538
Circumference
131452209.98835
Area
1.3750735229054E+15
Volume
3.8357710756642E+22
Surface area
5.5002940916216E+15
Circumference
131452209.98835
Perimeter
83685076
Area
437699496570361
Diagonal
29587142.361856
Surface area
2626196979422166
Volume
9.1572289089131E+21
Space diagonal
36236700.866816
Perimeter
62763807
Area
1.895294416268E+14
Altitude
18118350.433408
Surface area
1.895294416268E+14
Volume
1.079189776395E+21
Height
9862380.7872853