20997653 is an odd 8-digits composite number following 20997652
and preceding 20997654 . In scientific notation, it is written as 2.0997653 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 20225968 positive integers (up to 20997653) that are relatively prime to 20997653.
20997653 has 8 divisors, whose sum is 21772800
The reverse of 20997653 is 35679902
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million nine hundred ninety-seven thousand six hundred fifty-three
Scientific notation
2.0997653 × 10^7
Engineering notation
2.0997653 × 10^6
Prime Factorization
29 × 863 × 839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20997653
Product of the distinct prime numbers
The prime factorization of 20997653 is 29 × 863 × 839.
Since it has a total of 3 prime factors.
7 , 7 , 93 , 64 , 696 , 217 , 1616 , 8772 , 54217 , 13606 , 283137 , 776195 , 3886267 , 1002567 , 61776780 , 94542697 , 419875035 , 307378782 , 2660647376 , 3798216229
n×2
41995306
n×3
62992959
n×4
83990612
n×5
104988265
n÷2
10498826.5
n÷3
6999217.6666667
n÷3
5249413.25
n÷5
4199530.6
n2
440901431508409
n3
9.2578952660168E+21
n4
1.9439407230616E+29
n5
4.0818192755417E+36
2 √n
4582.3196091063
3 √n
275.88213916782
4 √n
67.692832775016
5 √n
29.136283276783
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20997652
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20997653 can be divided by 8 positive divisors.
The sum of these divisors (counting 20997653) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110011000010101
3
Ternary
1110111210100212
4
Quaternary
1100012120111
5
Quinary
20333411103
6
Senary
2030015205
8
Octal
120063025
10
Decimal
20997653
12
Duodecimal
7047505
16
Hexadecimal
1406615
20
Vigesimal
6b4e2d
36
Base36
ci1w5
md5
2e80321e9872efc7375ae99c1eddb699
sha1
4cc192fe1975280f71f81c5dc8bb661ebb597d1a
sha256
ea6deb27c08eda353bdbc7699f102d1fd54ba0c92b430648fd9408e2103f636d
sha512
756a9692d8d347997f78b63a4a1328dcbad7f0261dbc34811a5391ddf9c99dd15e717fe1feee2c0cdb7b73f58a1f481b30ed8654f2155ae9c7f0c5e1e4496eee
ripemd-160
6f9ed7b15cdab0f1080a771c787b707882d71bec
Diameter
41995306
Circumference
131932144.81486
Area
1.385132698184E+15
Volume
3.877938100723E+22
Surface area
5.5405307927362E+15
Circumference
131932144.81486
Perimeter
83990612
Area
440901431508409
Diagonal
29695165.650604
Surface area
2645408589050454
Volume
9.2578952660168E+21
Space diagonal
36369001.835701
Perimeter
62992959
Area
1.909159201256E+14
Altitude
18184500.917851
Surface area
1.909159201256E+14
Volume
1.0910534203526E+21
Height
9898388.5502014