21031793 is an odd 8-digits prime number following 21031792
and preceding 21031794 . In scientific notation, it is written as 2.1031793 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 21031792 positive integers (up to 21031793) that are relatively prime to 21031793.
21031793 has 2 divisors, whose sum is 21031794
The reverse of 21031793 is 39713012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million thirty-one thousand seven hundred ninety-three
Scientific notation
2.1031793 × 10^7
Engineering notation
2.1031793 × 10^6
Prime Factorization
21031793
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21031793
Product of the distinct prime numbers
The prime factorization of 21031793 is 21031793.
Since it has a total of 1 prime factors.
2 , 2 , 68 , 89 , 19 , 833 , 939 , 4025 , 37420 , 45209 , 173986 , 626627 , 2411318 , 2416016 , 22811618 , 78702358 , 713925306 , 560546979 , 8665761055 , 8798700010
n×2
42063586
n×3
63095379
n×4
84127172
n×5
105158965
n÷2
10515896.5
n÷3
7010597.6666667
n÷3
5257948.25
n÷5
4206358.6
n2
442336316794849
n3
9.3031258512117E+21
n4
1.9566141715563E+29
n5
4.1151104237039E+36
2 √n
4586.0432837033
3 √n
276.03157676248
4 √n
67.720331390974
5 √n
29.145751634239
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21031794
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10515897
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4586.0433927297
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999049059
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21031793 can be divided by 2 positive divisors.
The sum of these divisors (counting 21031793) is 21031794, the average is 10515897.
Base
System
Value
2
Binary
1010000001110101101110001
3
Ternary
1110120112012022
4
Quaternary
1100032231301
5
Quinary
20341004133
6
Senary
2030441225
8
Octal
120165561
10
Decimal
21031793
12
Duodecimal
7063215
16
Hexadecimal
140eb71
20
Vigesimal
6b8j9d
36
Base36
cis8h
md5
5cdde241d8c79817cc3ba14f46c97d99
sha1
2da9458f91708ec17e3e72979a5e8ec46c652864
sha256
3e2478c9a53fa97f0a5fbadc97b6dfee1647a2d3699427690b9c6125ca89a139
sha512
05d740f36044dcf8aa0921cacaf1671a25e4eba48d25907f3f9f207ee013404cb0794f0fc0a0c95d85ba81870dfab80b544cb8fdee66b9e0a0f49f2518627331
ripemd-160
1f029579c7073c0e6f473212c4d2089260f045ac
Diameter
42063586
Circumference
132146652.76124
Area
1.3896405232587E+15
Volume
3.8968842439451E+22
Surface area
5.5585620930347E+15
Circumference
132146652.76124
Perimeter
84127172
Area
442336316794849
Diagonal
29743446.901624
Surface area
2654017900769094
Volume
9.3031258512117E+21
Space diagonal
36428134.050271
Perimeter
63095379
Area
1.9153724368039E+14
Altitude
18214067.025136
Surface area
1.9153724368039E+14
Volume
1.0963838959373E+21
Height
9914482.3005412