20722906 is an even 8-digits composite number following 20722905
and preceding 20722907 . In scientific notation, it is written as 2.0722906 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 10361452 positive integers (up to 20722906) that are relatively prime to 20722906.
20722906 has 4 divisors, whose sum is 31084362
The reverse of 20722906 is 60922702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seven hundred twenty-two thousand nine hundred six
Scientific notation
2.0722906 × 10^7
Engineering notation
2.0722906 × 10^6
Prime Factorization
2 × 10361453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20722906
Product of the distinct prime numbers
The prime factorization of 20722906 is 2 × 10361453.
Since it has a total of 2 prime factors.
7 , 9 , 86 , 10 , 42 , 987 , 7196 , 421 , 39409 , 34848 , 140575 , 321881 , 8853995 , 4423327 , 70788979 , 38674693 , 11591628 , 823857678 , 1532384960 , 2576950757
n×2
41445812
n×3
62168718
n×4
82891624
n×5
103614530
n÷2
10361453
n÷3
6907635.3333333
n÷3
5180726.5
n÷5
4144581.2
n2
429438833084836
n3
8.8992205707667E+21
n4
1.8441771136127E+29
n5
3.8216708972746E+36
2 √n
4552.2418652791
3 √n
274.67357853544
4 √n
67.470303580754
5 √n
29.059633414922
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
-20722905
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 20722906 can be divided by 4 positive divisors.
The sum of these divisors (counting 20722906) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000011010011011010
3
Ternary
1102222211111001
4
Quaternary
1033003103122
5
Quinary
20301113111
6
Senary
2020055214
8
Octal
117032332
10
Decimal
20722906
12
Duodecimal
6b3450a
16
Hexadecimal
13c34da
20
Vigesimal
69a756
36
Base36
cc5wa
md5
2fe56789572c1ff941444cda336a6fc6
sha1
3508eda484b8f899bb5942fd3150a8e053f64392
sha256
7a10227a3e151f9415e955663cfba587190259dc13b3b38a76600f9a3681f923
sha512
39131befe7216f7f07f8299f3611fccfdf531c811196d526deedc9c89677ebeacf243576aef4d9d6fe786814ab1cc6ad2d2b78b8780b7e4081bdedff22d6b07c
ripemd-160
d6421b62fd3db56999c7b89169e878c840e6d9ed
Diameter
41445812
Circumference
130205858.50126
Area
1.3491218831855E+15
Volume
3.7276967957061E+22
Surface area
5.396487532742E+15
Circumference
130205858.50126
Perimeter
82891624
Area
429438833084836
Diagonal
29306614.716983
Surface area
2576632998509016
Volume
8.8992205707667E+21
Space diagonal
35893126.072474
Perimeter
62168718
Area
1.8595246941151E+14
Altitude
17946563.036237
Surface area
1.8595246941151E+14
Volume
1.048783202144E+21
Height
9768871.5723276