20685983 is an odd 8-digits prime number following 20685982
and preceding 20685984 . In scientific notation, it is written as 2.0685983 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 20685982 positive integers (up to 20685983) that are relatively prime to 20685983.
20685983 has 2 divisors, whose sum is 20685984
The reverse of 20685983 is 38958602
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million six hundred eighty-five thousand nine hundred eighty-three
Scientific notation
2.0685983 × 10^7
Engineering notation
2.0685983 × 10^6
Prime Factorization
20685983
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20685983
Product of the distinct prime numbers
The prime factorization of 20685983 is 20685983.
Since it has a total of 1 prime factors.
8 , 10 , 99 , 31 , 67 , 887 , 9806 , 7366 , 10728 , 99073 , 672471 , 467761 , 3730047 , 6310023 , 32164037 , 94193349 , 487760662 , 46142795 , 4082611350 , 8394648509
n×2
41371966
n×3
62057949
n×4
82743932
n×5
103429915
n÷2
10342991.5
n÷3
6895327.6666667
n÷3
5171495.75
n÷5
4137196.6
n2
427909892676289
n3
8.8517367654335E+21
n4
1.8310687625023E+29
n5
3.7877457292954E+36
2 √n
4548.1845828858
3 √n
274.51034850275
4 √n
67.440229706651
5 √n
29.049270636967
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20685984
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10342992
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4548.1846928198
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999033162
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20685983 can be divided by 2 positive divisors.
The sum of these divisors (counting 20685983) is 20685984, the average is 10342992.
Base
System
Value
2
Binary
1001110111010010010011111
3
Ternary
1102220221211112
4
Quaternary
1032322102133
5
Quinary
20243422413
6
Senary
2015212235
8
Octal
116722237
10
Decimal
20685983
12
Duodecimal
6b1707b
16
Hexadecimal
13ba49f
20
Vigesimal
695ej3
36
Base36
cbden
md5
9ad1c1ee56e03c4f3a0010e9c9975909
sha1
971be87398fde44823ad2bbf851fd3fdf2c786d8
sha256
c1f471f94ffabffc584f931b079e8b598cb28dd6612d9224e53a6cc5a838b0df
sha512
9f7705ae1a3161809d3900330d79b2d0d5fea6cd1c60aa7f47d091e26e2600c6b2e034c3b0cb2ec97fb031c2906f67b471992009bbbcc238d5351656f7440936
ripemd-160
92c927391d1cbb86935ff75d4b37281333b9426b
Diameter
41371966
Circumference
129973864.45017
Area
1.3443185752302E+15
Volume
3.7078068258396E+22
Surface area
5.3772743009209E+15
Circumference
129973864.45017
Perimeter
82743932
Area
427909892676289
Diagonal
29254397.709619
Surface area
2567459356057734
Volume
8.8517367654335E+21
Space diagonal
35829173.560506
Perimeter
62057949
Area
1.8529041879417E+14
Altitude
17914586.780253
Surface area
1.8529041879417E+14
Volume
1.0431871820194E+21
Height
9751465.9032064