20722690 is an even 8-digits composite number following 20722689
and preceding 20722691 . In scientific notation, it is written as 2.0722690 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 8166240 positive integers (up to 20722690) that are relatively prime to 20722690.
20722690 has 16 divisors, whose sum is 37651392
The reverse of 20722690 is 09622702
Previous prime number is 19367
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seven hundred twenty-two thousand six hundred ninety
Scientific notation
2.0722690 × 10^7
Engineering notation
2.0722690 × 10^6
Prime Factorization
2 × 5 × 19367 × 107
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20722690
Product of the distinct prime numbers
The prime factorization of 20722690 is 2 × 5 × 19367 × 107.
Since it has a total of 4 prime factors.
5 , 10 , 1 , 93 , 252 , 607 , 6280 , 6600 , 74841 , 77351 , 483565 , 451119 , 3880722 , 1147489 , 32081137 , 7455385 , 554609612 , 764554455 , 1525028419 , 7765825103
n×2
41445380
n×3
62168070
n×4
82890760
n×5
103613450
n÷2
10361345
n÷3
6907563.3333333
n÷3
5180672.5
n÷5
4144538
n2
429429880836100
n3
8.8989422973034E+21
n4
1.8441002255491E+29
n5
3.8214717302983E+36
2 √n
4552.2181406431
3 √n
274.6726242018
4 √n
67.470127765131
5 √n
29.059572835513
1 , 2 , 5 , 10 , 107 , 214 , 535 , 1070 , 19367 , 38734 , 96835 , 193670 , 2072269 , 4144538 , 10361345 , 20722690
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20722689
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20722690 can be divided by 16 positive divisors.
The sum of these divisors (counting 20722690) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111000011010000000010
3
Ternary
1102222211012001
4
Quaternary
1033003100002
5
Quinary
20301111230
6
Senary
2020054214
8
Octal
117032002
10
Decimal
20722690
12
Duodecimal
6b3436a
16
Hexadecimal
13c3402
20
Vigesimal
69a6ea
36
Base36
cc5qa
md5
7edbe26cd8a9c81b3b78742728d03de8
sha1
b158b67171dc5d4683e2db3f8a7528ebc7a5eb21
sha256
d401ae684fe7259b5380b09b50b5d9110d7e49e8f4f5adda6b9e7f70c6fb636a
sha512
d54e7e5a79906f372f42880c9f210197725a76c0825b28ad65c144e61c7dcc6f782574770c6599d354d9e2e4f9ce5f35c0018d05c9a8b3f9886b6baf3c060e89
ripemd-160
52e01fdb900652fe6c5cfb2ce1210469ccbfe7ab
Diameter
41445380
Circumference
130204501.33324
Area
1.3490937588666E+15
Volume
3.7275802327904E+22
Surface area
5.3963750354665E+15
Circumference
130204501.33324
Perimeter
82890760
Area
429429880836100
Diagonal
29306309.246853
Surface area
2576579285016600
Volume
8.8989422973034E+21
Space diagonal
35892751.949499
Perimeter
62168070
Area
1.8594859297409E+14
Altitude
17946375.97475
Surface area
1.8594859297409E+14
Volume
1.0487504073018E+21
Height
9768769.7489511