20797768 is an even 8-digits composite number following 20797767
and preceding 20797769 . In scientific notation, it is written as 2.0797768 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 8 positive divisors.
There are 10398880 positive integers (up to 20797768) that are relatively prime to 20797768.
20797768 has 8 divisors, whose sum is 38995830
The reverse of 20797768 is 86779702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million seven hundred ninety-seven thousand seven hundred sixty-eight
Scientific notation
2.0797768 × 10^7
Engineering notation
2.0797768 × 10^6
Prime Factorization
2 × 2 × 2 × 2599721
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5199442
Product of the distinct prime numbers
The prime factorization of 20797768 is 2 × 2 × 2 × 2599721.
Since it has a total of 4 prime factors.
2 , 4 , 40 , 32 , 194 , 312 , 385 , 9203 , 6204 , 89585 , 305710 , 896117 , 1742120 , 2490784 , 83360562 , 9079686 , 482439535 , 592770943 , 5315101619 , 3880122078
n×2
41595536
n×3
62393304
n×4
83191072
n×5
103988840
n÷2
10398884
n÷3
6932589.3333333
n÷3
5199442
n÷5
4159553.6
n2
432547153781824
n3
8.9960153534147E+21
n4
1.8709704024476E+29
n5
3.8912008364971E+36
2 √n
4560.4569946443
3 √n
275.00393603182
4 √n
67.531155733071
5 √n
29.080598867442
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
-20797767
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 20797768 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797768) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100101001000
3
Ternary
1110010122011201
4
Quaternary
1033111211020
5
Quinary
20311012033
6
Senary
2021433544
8
Octal
117254510
10
Decimal
20797768
12
Duodecimal
6b6b8b4
16
Hexadecimal
13d5948
20
Vigesimal
69je88
36
Base36
cdrns
md5
8c076ca85b6da4f67b43b5e3f57fe9d6
sha1
405ae853baff5d973c9859c09bfcaf7290b78430
sha256
3a824324d9f2d96a1101da79490381ec5c8def1850f372ba1a81e65268d80d91
sha512
29b06850b5dc6e3aa6a0459625d51bbdd81ff27e98b6e4116ff49093d186b17c2b79f6c6c7d03ccb5f63672da5b5811fa0e810268f4c9cd140c8527d0497043f
ripemd-160
a2a5c9d27839805960d04123f4ab386e31b79df5
Diameter
41595536
Circumference
130676230.31973
Area
1.3588869606522E+15
Volume
3.7682420994491E+22
Surface area
5.4355478426086E+15
Circumference
130676230.31973
Perimeter
83191072
Area
432547153781824
Diagonal
29412485.572689
Surface area
2595282922690944
Volume
8.9960153534147E+21
Space diagonal
36022790.86003
Perimeter
62393304
Area
1.8729841175486E+14
Altitude
18011395.430015
Surface area
1.8729841175486E+14
Volume
1.0601905766763E+21
Height
9804161.8575631