20790897 is an odd 8-digits composite number following 20790896
and preceding 20790898 . In scientific notation, it is written as 2.0790897 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 13860596 positive integers (up to 20790897) that are relatively prime to 20790897.
20790897 has 4 divisors, whose sum is 27721200
The reverse of 20790897 is 79809702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million seven hundred ninety thousand eight hundred ninety-seven
Scientific notation
2.0790897 × 10^7
Engineering notation
2.0790897 × 10^6
Prime Factorization
3 × 6930299
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20790897
Product of the distinct prime numbers
The prime factorization of 20790897 is 3 × 6930299.
Since it has a total of 2 prime factors.
5 , 2 , 95 , 59 , 588 , 608 , 7567 , 3821 , 31659 , 47305 , 823906 , 903553 , 5682973 , 4199704 , 71176405 , 2313862 , 56982085 , 972956018 , 3238723608 , 3309758019
n×2
41581794
n×3
62372691
n×4
83163588
n×5
103954485
n÷2
10395448.5
n÷3
6930299
n÷3
5197724.25
n÷5
4158179.4
n2
432261398064609
n3
8.9871022042373E+21
n4
1.8684991625677E+29
n5
3.8847773633531E+36
2 √n
4559.7036087886
3 √n
274.97364816362
4 √n
67.525577441356
5 √n
29.078677130407
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
-20790896
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 20790897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20790897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010011111001110001
3
Ternary
1110010021202020
4
Quaternary
1033103321301
5
Quinary
20310302042
6
Senary
2021342053
8
Octal
117237161
10
Decimal
20790897
12
Duodecimal
6b67929
16
Hexadecimal
13d3e71
20
Vigesimal
69ih4h
36
Base36
cdmcx
md5
92f1fbf3c3ef44b854e3fa405081da27
sha1
15174459cbb469596cf3d7f5d2bb2ed2fd44af33
sha256
4fd68592fb2c5a10c56a9699320aca9572089046a29f3bd7f9bd7964fd5bd2b0
sha512
b7903bf8a524ac29456c15318590f9d5e80b0e1df05319809f84db1f1075794764867590f82138d18872a7da5b9c8909217e69c4c151de282d448424ca172c0e
ripemd-160
cb600cd136b928b6b7145cd7a971a7003fd8a220
Diameter
41581794
Circumference
130633058.55348
Area
1.3579892325902E+15
Volume
3.7645085682523E+22
Surface area
5.4319569303609E+15
Circumference
130633058.55348
Perimeter
83163588
Area
432261398064609
Diagonal
29402768.511302
Surface area
2593568388387654
Volume
8.9871022042373E+21
Space diagonal
36010889.938931
Perimeter
62372691
Area
1.8717467589966E+14
Altitude
18005444.969466
Surface area
1.8717467589966E+14
Volume
1.0591401519721E+21
Height
9800922.8371007