20646963 is an odd 8-digits composite number following 20646962
and preceding 20646964 . In scientific notation, it is written as 2.0646963 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13746240 positive integers (up to 20646963) that are relatively prime to 20646963.
20646963 has 8 divisors, whose sum is 22971760
The reverse of 20646963 is 36964602
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million six hundred forty-six thousand nine hundred sixty-three
Scientific notation
2.0646963 × 10^7
Engineering notation
2.0646963 × 10^6
Prime Factorization
9 × 1291 × 1777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20646963
Product of the distinct prime numbers
The prime factorization of 20646963 is 9 × 1291 × 1777.
Since it has a total of 3 prime factors.
7 , 9 , 16 , 47 , 906 , 118 , 6440 , 6692 , 23510 , 38887 , 670136 , 807815 , 4547277 , 9011321 , 65840941 , 57944323 , 540918418 , 900206723 , 8456290519 , 5796197432
n×2
41293926
n×3
61940889
n×4
82587852
n×5
103234815
n÷2
10323481.5
n÷3
6882321
n÷3
5161740.75
n÷5
4129392.6
n2
426297081123369
n3
8.8017400609622E+21
n4
1.817292013743E+29
n5
3.7521560967948E+36
2 √n
4543.8929344781
3 √n
274.33763677105
4 √n
67.408404034498
5 √n
29.038303222361
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
-20646962
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 20646963 can be divided by 8 positive divisors.
The sum of these divisors (counting 20646963) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110000110000110011
3
Ternary
1102211222022100
4
Quaternary
1032300300303
5
Quinary
20241200323
6
Senary
2014311443
8
Octal
116606063
10
Decimal
20646963
12
Duodecimal
6ab8583
16
Hexadecimal
13b0c33
20
Vigesimal
690h83
36
Base36
cajar
md5
c3c0d5dbb8bb7f7c3999846402be9983
sha1
12ee917664653f48488c56428ed28a89160f2fd7
sha256
88f7da558436defdb7166451b5de02d33d0fc65d876a0ff9afda47ce36ae3a10
sha512
9f219646fc7c3ccf2bf3416c2cde8aeffba57f20432469586360af00dc9aa18641ac6a7b687dc3b14085c933e5760c027cb4591cfea3568a4e0e5bae0af607f2
ripemd-160
652250eda01d3e7a954104d88b5f224c98f36d1a
Diameter
41293926
Circumference
129728694.55948
Area
1.3392517783039E+15
Volume
3.6868642552434E+22
Surface area
5.3570071132158E+15
Circumference
129728694.55948
Perimeter
82587852
Area
426297081123369
Diagonal
29199215.096415
Surface area
2557782486740214
Volume
8.8017400609622E+21
Space diagonal
35761588.937995
Perimeter
61940889
Area
1.84592050906E+14
Altitude
17880794.468997
Surface area
1.84592050906E+14
Volume
1.0372950138913E+21
Height
9733071.6988052