20792979 is an odd 8-digits composite number following 20792978
and preceding 20792980 . In scientific notation, it is written as 2.0792979 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 13861980 positive integers (up to 20792979) that are relatively prime to 20792979.
20792979 has 4 divisors, whose sum is 23103320
The reverse of 20792979 is 97929702
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred ninety-two thousand nine hundred seventy-nine
Scientific notation
2.0792979 × 10^7
Engineering notation
2.0792979 × 10^6
Prime Factorization
9 × 2310331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20792979
Product of the distinct prime numbers
The prime factorization of 20792979 is 9 × 2310331.
Since it has a total of 2 prime factors.
5 , 7 , 83 , 12 , 539 , 925 , 569 , 6696 , 31864 , 87459 , 729424 , 538168 , 7954936 , 3425930 , 74735334 , 95969823 , 750504364 , 149864463 , 8567351616 , 4801015924
n×2
41585958
n×3
62378937
n×4
83171916
n×5
103964895
n÷2
10396489.5
n÷3
6930993
n÷3
5198244.75
n÷5
4158595.8
n2
432347975694441
n3
8.989802379307E+21
n4
1.8692477208708E+29
n5
3.8867228605865E+36
2 √n
4559.9319073863
3 √n
274.98282647576
4 √n
67.527267880363
5 √n
29.079259494707
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
-20792978
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 20792979 can be divided by 4 positive divisors.
The sum of these divisors (counting 20792979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010100011010010011
3
Ternary
1110010101121100
4
Quaternary
1033110122103
5
Quinary
20310333404
6
Senary
2021355443
8
Octal
117243223
10
Decimal
20792979
12
Duodecimal
6b68b83
16
Hexadecimal
13d4693
20
Vigesimal
69j28j
36
Base36
cdnyr
md5
daed54b6d5e61fa7414e0852444ccbd0
sha1
e3df702e4e86fddcfdd0ea6ae404acaabb61e1e0
sha256
07b937f01d59368cb12ff9a9f85f2369577964ce66f296bf18e9a29411ef8ab6
sha512
3f16414e002813dfd27e1ecec3fcee6d37958a4860536f4a510d1b5bbdb4340a22c37b3068ea87fe5f34d74071d749983d803fd02dae04946a31bec845890a97
ripemd-160
788cfe6786907e96b8bd2b5e2580ae0a1a29652a
Diameter
41585958
Circumference
130646140.14529
Area
1.3582612242361E+15
Volume
3.7656396149407E+22
Surface area
5.4330448969443E+15
Circumference
130646140.14529
Perimeter
83171916
Area
432347975694441
Diagonal
29405712.903939
Surface area
2594087854166646
Volume
8.989802379307E+21
Space diagonal
36014496.068713
Perimeter
62378937
Area
1.8721216511308E+14
Altitude
18007248.034356
Surface area
1.8721216511308E+14
Volume
1.0594583706558E+21
Height
9801904.301313