20795865 is an odd 8-digits composite number following 20795864
and preceding 20795866 . In scientific notation, it is written as 2.0795865 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 11039616 positive integers (up to 20795865) that are relatively prime to 20795865.
20795865 has 16 divisors, whose sum is 33427968
The reverse of 20795865 is 56859702
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million seven hundred ninety-five thousand eight hundred sixty-five
Scientific notation
2.0795865 × 10^7
Engineering notation
2.0795865 × 10^6
Prime Factorization
3 × 5 × 223 × 6217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20795865
Product of the distinct prime numbers
The prime factorization of 20795865 is 3 × 5 × 223 × 6217.
Since it has a total of 4 prime factors.
3 , 7 , 60 , 61 , 720 , 248 , 7836 , 7833 , 90581 , 26898 , 658904 , 70095 , 8296433 , 5175840 , 92657417 , 20211587 , 651211006 , 819014412 , 1885471085 , 8248630337
n×2
41591730
n×3
62387595
n×4
83183460
n×5
103979325
n÷2
10397932.5
n÷3
6931955
n÷3
5198966.25
n÷5
4159173
n2
432468001098225
n3
8.9935461676585E+21
n4
1.8702857197389E+29
n5
3.8894209339119E+36
2 √n
4560.2483485003
3 √n
274.9955481373
4 √n
67.529610901443
5 √n
29.080066671822
1 , 3 , 5 , 15 , 223 , 669 , 1115 , 3345 , 6217 , 18651 , 31085 , 93255 , 1386391 , 4159173 , 6931955 , 20795865
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
-20795864
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 20795865 can be divided by 16 positive divisors.
The sum of these divisors (counting 20795865) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010101000111011001
3
Ternary
1110010112120020
4
Quaternary
1033111013121
5
Quinary
20310431430
6
Senary
2021421053
8
Octal
117250731
10
Decimal
20795865
12
Duodecimal
6b6a789
16
Hexadecimal
13d51d9
20
Vigesimal
69j9d5
36
Base36
cdq6x
md5
2c9b2f90075ea983d332501959dab049
sha1
afe8640ee0ad4cdbccb2484222225903213268e5
sha256
ab481f02d4ffd4d20757a221d2156a59908fb8ad392c19a9c8426a50ff8239d9
sha512
131a5c81469b2681d7873b97767e58ee3995fbf12c001b1552af609c0a1387ce8a06e0d952a0dfdf1013b85fbdc08bb00bf265d9bf4d69f40f1ea2a9384254cd
ripemd-160
423b1a4334ad8dbba8adccf6eda667caea5c84cf
Diameter
41591730
Circumference
130664273.41809
Area
1.3586382951628E+15
Volume
3.7672078093382E+22
Surface area
5.4345531806514E+15
Circumference
130664273.41809
Perimeter
83183460
Area
432468001098225
Diagonal
29409794.32428
Surface area
2594808006589350
Volume
8.9935461676585E+21
Space diagonal
36019494.767343
Perimeter
62387595
Area
1.8726413763747E+14
Altitude
18009747.383672
Surface area
1.8726413763747E+14
Volume
1.0598995803443E+21
Height
9803264.77476