20221791 is an odd 8-digits composite number following 20221790
and preceding 20221792 . In scientific notation, it is written as 2.0221791 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13481192 positive integers (up to 20221791) that are relatively prime to 20221791.
20221791 has 4 divisors, whose sum is 26962392
The reverse of 20221791 is 19712202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million two hundred twenty-one thousand seven hundred ninety-one
Scientific notation
2.0221791 × 10^7
Engineering notation
2.0221791 × 10^6
Prime Factorization
3 × 6740597
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20221791
Product of the distinct prime numbers
The prime factorization of 20221791 is 3 × 6740597.
Since it has a total of 2 prime factors.
3 , 9 , 40 , 84 , 690 , 575 , 3712 , 3200 , 29264 , 58763 , 710565 , 694810 , 9245845 , 8309952 , 28875006 , 80691970 , 843322098 , 735875033 , 2199210903 , 3276608019
n×2
40443582
n×3
60665373
n×4
80887164
n×5
101108955
n÷2
10110895.5
n÷3
6740597
n÷3
5055447.75
n÷5
4044358.2
n2
408920831247681
n3
8.2691115850369E+21
n4
1.6721624622829E+29
n5
3.3814119830331E+36
2 √n
4496.8645743451
3 √n
272.44146429468
4 √n
67.058665169724
5 √n
28.91771169055
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
-20221790
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 20221791 can be divided by 4 positive divisors.
The sum of these divisors (counting 20221791) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000111101011111
3
Ternary
1102001101002020
4
Quaternary
1031020331133
5
Quinary
20134044131
6
Senary
2001231223
8
Octal
115107537
10
Decimal
20221791
12
Duodecimal
6932513
16
Hexadecimal
1348f5f
20
Vigesimal
667e9b
36
Base36
c1f8f
md5
06f363013554ea99dd8fcdb0d80e1d56
sha1
a8231bad30361cbe53ca1970670fe9e0f58ec9f6
sha256
61fb44d6926a9b38eb82022e250e16ca3802498881e1bac516ab0ee57961f5d3
sha512
a24f750b0d9fe596873dc933df833fbd83006d577b711033c90a155684ce005aa1a04879ea0d8fce1572c8c0893340a11f042ce976003869438d917b9ea0a668
ripemd-160
7042e2502d1edb6284f40043e889b44aa98c7995
Diameter
40443582
Circumference
127057260.09606
Area
1.2846626793475E+15
Volume
3.4637573609688E+22
Surface area
5.1386507173902E+15
Circumference
127057260.09606
Perimeter
80887164
Area
408920831247681
Diagonal
28597931.087674
Surface area
2453524987486086
Volume
8.2691115850369E+21
Space diagonal
35025169.432039
Perimeter
60665373
Area
1.7706791399857E+14
Altitude
17512584.71602
Surface area
1.7706791399857E+14
Volume
9.7452414602797E+20
Height
9532643.6958914