20921163 is an odd 8-digits composite number following 20921162
and preceding 20921164 . In scientific notation, it is written as 2.0921163 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13947440 positive integers (up to 20921163) that are relatively prime to 20921163.
20921163 has 4 divisors, whose sum is 27894888
The reverse of 20921163 is 36112902
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million nine hundred twenty-one thousand one hundred sixty-three
Scientific notation
2.0921163 × 10^7
Engineering notation
2.0921163 × 10^6
Prime Factorization
3 × 6973721
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20921163
Product of the distinct prime numbers
The prime factorization of 20921163 is 3 × 6973721.
Since it has a total of 2 prime factors.
1 , 8 , 40 , 34 , 544 , 274 , 5381 , 7944 , 88250 , 19126 , 720454 , 391430 , 386861 , 6039947 , 26675159 , 37510919 , 569401457 , 557986505 , 9629705954 , 8463962887
n×2
41842326
n×3
62763489
n×4
83684652
n×5
104605815
n÷2
10460581.5
n÷3
6973721
n÷3
5230290.75
n÷5
4184232.6
n2
437695061272569
n3
9.1570897211784E+21
n4
1.915769666624E+29
n5
4.0080129465896E+36
2 √n
4573.965784743
3 √n
275.54673818353
4 √n
67.631100721066
5 √n
29.115024817081
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
-20921162
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 20921163 can be divided by 4 positive divisors.
The sum of these divisors (counting 20921163) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111110011101101001011
3
Ternary
1110100220102220
4
Quaternary
1033303231023
5
Quinary
20323434123
6
Senary
2024225123
8
Octal
117635513
10
Decimal
20921163
12
Duodecimal
700b1a3
16
Hexadecimal
13f3b4b
20
Vigesimal
6af2i3
36
Base36
cgevf
md5
9501b919d51209df853c086f5078e170
sha1
f1f0fdc5dcc7fc6bbfee581331bf0427bee471ba
sha256
09f038d5e6f29eb7aff3ae7a843af5deb607cd6945745cd61db677d3250e5183
sha512
4e479ec947c3c396e72dca7376768d413860ec44f3019ae91013c2b71bf065432218cd74eb2bafacab227bb842befda14bf6f1bbf83628738604e79bd51229eb
ripemd-160
577053e19a80defc7a5309c3d49907476ec9b322
Diameter
41842326
Circumference
131451543.97071
Area
1.3750595890064E+15
Volume
3.8357127728422E+22
Surface area
5.5002383560257E+15
Circumference
131451543.97071
Perimeter
83684652
Area
437695061272569
Diagonal
29586992.455218
Surface area
2626170367635414
Volume
9.1570897211784E+21
Space diagonal
36236517.26943
Perimeter
62763489
Area
1.8952752108652E+14
Altitude
18118258.634715
Surface area
1.8952752108652E+14
Volume
1.0791733729631E+21
Height
9862330.8184061