20794891 is an odd 8-digits composite number following 20794890
and preceding 20794892 . In scientific notation, it is written as 2.0794891 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 19195272 positive integers (up to 20794891) that are relatively prime to 20794891.
20794891 has 4 divisors, whose sum is 22394512
The reverse of 20794891 is 19849702
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred ninety-four thousand eight hundred ninety-one
Scientific notation
2.0794891 × 10^7
Engineering notation
2.0794891 × 10^6
Prime Factorization
13 × 1599607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20794891
Product of the distinct prime numbers
The prime factorization of 20794891 is 13 × 1599607.
Since it has a total of 2 prime factors.
8 , 2 , 80 , 17 , 429 , 253 , 6526 , 4405 , 6265 , 53479 , 291656 , 337842 , 2635955 , 687266 , 70646539 , 22450901 , 429348476 , 561959550 , 3295955373 , 262527373
n×2
41589782
n×3
62384673
n×4
83179564
n×5
103974455
n÷2
10397445.5
n÷3
6931630.3333333
n÷3
5198722.75
n÷5
4158978.2
n2
432427491701881
n3
8.992282555344E+21
n4
1.8699353557958E+29
n5
3.888510190082E+36
2 √n
4560.1415548204
3 √n
274.99125481832
4 √n
67.52882017939
5 √n
29.079794266557
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
-20794890
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 20794891 can be divided by 4 positive divisors.
The sum of these divisors (counting 20794891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010100111000001011
3
Ternary
1110010111020011
4
Quaternary
1033110320023
5
Quinary
20310414031
6
Senary
2021412351
8
Octal
117247013
10
Decimal
20794891
12
Duodecimal
6b6a0b7
16
Hexadecimal
13d4e0b
20
Vigesimal
69j74b
36
Base36
cdpfv
md5
63df647875a06c8309854a43893bc50f
sha1
8115cf47aae26e016eb3caafc5ab81ae5119de15
sha256
7460f6969fa1cb014959a246c1415311f19f8127ae8c6cec6e3d86ef8cbecd1e
sha512
86fdfc583e55b59713d4c22afd5b459a98e52fb1f39c3bdbcb9c902608382dac8257e94c4581615f0216239e54e21586605f193d7bb90fda0e68eb1d1eed62e8
ripemd-160
36633d03c76e9fcd517f773ac51887efa3dd455b
Diameter
41589782
Circumference
130658153.5956
Area
1.3585110311409E+15
Volume
3.7666785086497E+22
Surface area
5.4340441245636E+15
Circumference
130658153.5956
Perimeter
83179564
Area
432427491701881
Diagonal
29408416.88027
Surface area
2594564950211286
Volume
8.992282555344E+21
Space diagonal
36017807.749857
Perimeter
62384673
Area
1.8724659655431E+14
Altitude
18008903.874928
Surface area
1.8724659655431E+14
Volume
1.0597506622049E+21
Height
9802805.6267567