20797690 is an even 8-digits composite number following 20797689
and preceding 20797691 . In scientific notation, it is written as 2.0797690 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 8319072 positive integers (up to 20797690) that are relatively prime to 20797690.
20797690 has 8 divisors, whose sum is 37435860
The reverse of 20797690 is 09679702
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million seven hundred ninety-seven thousand six hundred ninety
Scientific notation
2.0797690 × 10^7
Engineering notation
2.0797690 × 10^6
Prime Factorization
2 × 5 × 2079769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797690
Product of the distinct prime numbers
The prime factorization of 20797690 is 2 × 5 × 2079769.
Since it has a total of 3 prime factors.
8 , 1 , 23 , 50 , 238 , 35 , 9454 , 1906 , 36459 , 2800 , 743206 , 608967 , 4155857 , 4283817 , 17553526 , 97602692 , 683701548 , 302338325 , 9881042888 , 3905144581
n×2
41595380
n×3
62393070
n×4
83190760
n×5
103988450
n÷2
10398845
n÷3
6932563.3333333
n÷3
5199422.5
n÷5
4159538
n2
432543909336100
n3
8.9959141377603E+21
n4
1.8709423350376E+29
n5
3.8911278691987E+36
2 √n
4560.4484428617
3 √n
275.00359223958
4 √n
67.531092415729
5 √n
29.08057705462
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
-20797689
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 20797690 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797690) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100011111010
3
Ternary
1110010122001211
4
Quaternary
1033111203322
5
Quinary
20311011230
6
Senary
2021433334
8
Octal
117254372
10
Decimal
20797690
12
Duodecimal
6b6b84a
16
Hexadecimal
13d58fa
20
Vigesimal
69je4a
36
Base36
cdrlm
md5
874c9bea661e9c007c1ef1eae42e8ca6
sha1
e3e5481b37092754cac7c3e1f7eebd82b7648a9b
sha256
d0bbeb6212bbef0fe136f33b4ceff8bda0f552dfa22224258056a7764495ce7d
sha512
c4e4d4086c9fa65dc5f5c3c10a3ec3dfcbfabd3efc2fd6f818803eeed86f0aeced21002d0ef1e25b82dd13062fef380c7b5cbca8c1677bd64924bbb484b70929
ripemd-160
4ecec85733db683e6468bc8cebce56ad2dab6fdc
Diameter
41595380
Circumference
130675740.23128
Area
1.3588767679253E+15
Volume
3.768199702335E+22
Surface area
5.4355070717012E+15
Circumference
130675740.23128
Perimeter
83190760
Area
432543909336100
Diagonal
29412375.264031
Surface area
2595263456016600
Volume
8.9959141377603E+21
Space diagonal
36022655.760067
Perimeter
62393070
Area
1.8729700686865E+14
Altitude
18011327.880034
Surface area
1.8729700686865E+14
Volume
1.060178648297E+21
Height
9804125.0880104