20797685 is an odd 8-digits composite number following 20797684
and preceding 20797686 . In scientific notation, it is written as 2.0797685 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 15762384 positive integers (up to 20797685) that are relatively prime to 20797685.
20797685 has 8 divisors, whose sum is 26270880
The reverse of 20797685 is 58679702
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million seven hundred ninety-seven thousand six hundred eighty-five
Scientific notation
2.0797685 × 10^7
Engineering notation
2.0797685 × 10^6
Prime Factorization
5 × 19 × 218923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797685
Product of the distinct prime numbers
The prime factorization of 20797685 is 5 × 19 × 218923.
Since it has a total of 3 prime factors.
10 , 4 , 42 , 3 , 751 , 332 , 9326 , 9878 , 96448 , 8458 , 301708 , 565162 , 1953398 , 1659944 , 43756360 , 29400206 , 564717576 , 405246979 , 7105536140 , 6956673400
n×2
41595370
n×3
62393055
n×4
83190740
n×5
103988425
n÷2
10398842.5
n÷3
6932561.6666667
n÷3
5199421.25
n÷5
4159537
n2
432543701359225
n3
8.9959076496032E+21
n4
1.8709405358554E+29
n5
3.8911231918451E+36
2 √n
4560.44789467
3 √n
275.00357020158
4 √n
67.531088356919
5 √n
29.08057565636
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
-20797684
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 20797685 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100011110101
3
Ternary
1110010122001122
4
Quaternary
1033111203311
5
Quinary
20311011220
6
Senary
2021433325
8
Octal
117254365
10
Decimal
20797685
12
Duodecimal
6b6b845
16
Hexadecimal
13d58f5
20
Vigesimal
69je45
36
Base36
cdrlh
md5
03cb2e3cd30933362081f6b7e06df8fc
sha1
cc71b61bacb28f0fd35b40b63fb93b47f56096c2
sha256
07194b1fdcb6d3c407ec7a28c49fbc6cd6ac3aaa9b69dc90ddc37bc458ad040d
sha512
e0d84dd5edaf29cbc2948d56e1f62e4108c4cca7871f89cd2c92e508cc66df217c64d8f98a5ba173be0fe05f169a54bdde6edfdcb18360b84763a9509f95aa68
ripemd-160
7ddd54bca61c39ebc8686e37a8d53f81573465b6
Diameter
41595370
Circumference
130675708.81535
Area
1.3588761145467E+15
Volume
3.7681969845821E+22
Surface area
5.4355044581867E+15
Circumference
130675708.81535
Perimeter
83190740
Area
432543701359225
Diagonal
29412368.192963
Surface area
2595262208155350
Volume
8.9959076496032E+21
Space diagonal
36022647.099813
Perimeter
62393055
Area
1.8729691681202E+14
Altitude
18011323.549907
Surface area
1.8729691681202E+14
Volume
1.0601778836604E+21
Height
9804122.7309878