20682391 is an odd 8-digits composite number following 20682390
and preceding 20682392 . In scientific notation, it is written as 2.0682391 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20331784 positive integers (up to 20682391) that are relatively prime to 20682391.
20682391 has 4 divisors, whose sum is 21033000
The reverse of 20682391 is 19328602
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six hundred eighty-two thousand three hundred ninety-one
Scientific notation
2.0682391 × 10^7
Engineering notation
2.0682391 × 10^6
Prime Factorization
59 × 350549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20682391
Product of the distinct prime numbers
The prime factorization of 20682391 is 59 × 350549.
Since it has a total of 2 prime factors.
3 , 6 , 23 , 78 , 202 , 831 , 2585 , 9167 , 94468 , 48447 , 939246 , 104058 , 7268561 , 4949411 , 8098956 , 18238886 , 458034283 , 514034770 , 8408844974 , 4412442250
n×2
41364782
n×3
62047173
n×4
82729564
n×5
103411955
n÷2
10341195.5
n÷3
6894130.3333333
n÷3
5170597.75
n÷5
4136478.2
n2
427761297476881
n3
8.8471264090842E+21
n4
1.829797276191E+29
n5
3.7844582716918E+36
2 √n
4547.7896829119
3 √n
274.49445854399
4 √n
67.437301865599
5 √n
29.048261719688
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
-20682390
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 20682391 can be divided by 4 positive divisors.
The sum of these divisors (counting 20682391) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111001011010010111
3
Ternary
1102220202220111
4
Quaternary
1032321122113
5
Quinary
20243314031
6
Senary
2015143451
8
Octal
116713227
10
Decimal
20682391
12
Duodecimal
6b14b87
16
Hexadecimal
13b9697
20
Vigesimal
6955jb
36
Base36
cbamv
md5
6757b12e1ba1fdc1cca12126cead7dce
sha1
5f48c5e4d735376c3123edf8aceebf9eb69e32ec
sha256
c537496ebff7bb473ecb0ab354e7ab193f1d35fc6f787c70172f9755e290c3f8
sha512
b4b36a83ffec6726f9b8ca4e351e0c158e57dc82a58930c95912e6a46d10242eb99c1e3458c20dc4cb4d871145f04c51314794bcc5a96d3e954e4ed6e538f345
ripemd-160
ff749758b8e224d372c308140e766742ed13dd57
Diameter
41364782
Circumference
129951295.24854
Area
1.3438517496434E+15
Volume
3.7058756442879E+22
Surface area
5.3754069985736E+15
Circumference
129951295.24854
Perimeter
82729564
Area
427761297476881
Diagonal
29249317.854503
Surface area
2566567784861286
Volume
8.8471264090842E+21
Space diagonal
35822952.034005
Perimeter
62047173
Area
1.8522607518539E+14
Altitude
17911476.017003
Surface area
1.8522607518539E+14
Volume
1.042643846313E+21
Height
9749772.6181677