20809112 is an even 8-digits composite number following 20809111
and preceding 20809113 . In scientific notation, it is written as 2.0809112 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 16 positive divisors.
There are 9952096 positive integers (up to 20809112) that are relatively prime to 20809112.
20809112 has 16 divisors, whose sum is 40713840
The reverse of 20809112 is 21190802
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight hundred nine thousand one hundred twelve
Scientific notation
2.0809112 × 10^7
Engineering notation
2.0809112 × 10^6
Prime Factorization
2 × 2 × 2 × 23 × 113093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5202278
Product of the distinct prime numbers
The prime factorization of 20809112 is 2 × 2 × 2 × 23 × 113093.
Since it has a total of 5 prime factors.
4 , 4 , 38 , 32 , 180 , 586 , 1728 , 9595 , 19491 , 40089 , 562780 , 353475 , 916913 , 3615382 , 66560692 , 71153761 , 507348171 , 572356649 , 9921281767 , 7605819168
n×2
41618224
n×3
62427336
n×4
83236448
n×5
104045560
n÷2
10404556
n÷3
6936370.6666667
n÷3
5202278
n÷5
4161822.4
n2
433019142228544
n3
9.0107438287777E+21
n4
1.8750557753634E+29
n5
3.9018245635785E+36
2 √n
4561.7005600982
3 √n
275.05392661456
4 √n
67.540362451635
5 √n
29.083770538196
1 , 2 , 4 , 8 , 23 , 46 , 92 , 184 , 113093 , 226186 , 452372 , 904744 , 2601139 , 5202278 , 10404556 , 20809112
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
-20809111
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 20809112 can be divided by 16 positive divisors.
The sum of these divisors (counting 20809112) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111011000010110011000
3
Ternary
1110011012201212
4
Quaternary
1033120112120
5
Quinary
20311342422
6
Senary
2022002252
8
Octal
117302630
10
Decimal
20809112
12
Duodecimal
6b76388
16
Hexadecimal
13d8598
20
Vigesimal
6a12fc
36
Base36
ce0ew
md5
e50eaf09ccc4d604a701f3d2d3617f3a
sha1
c7c3b5e0ae2cdc9225bdf07f40b639a3577bdd3c
sha256
e6fb3da0fe515a3df3350a6e17d9e8bf2701b30604ece77753f72c0663325be1
sha512
50a3c7ee012434fd1f839b815bc3a1c5a40e2fbd9e508b87678a1126f296c7995e8727c46a9e04bf514953fb8e0a1fa3985706f71048a8661d6f797f2a74cb18
ripemd-160
a943dc00077df7a5395ea168ac1d5c6c4b3bfbbc
Diameter
41618224
Circumference
130747506.77385
Area
1.3603697560889E+15
Volume
3.7744115487823E+22
Surface area
5.4414790243558E+15
Circumference
130747506.77385
Perimeter
83236448
Area
433019142228544
Diagonal
29428528.411341
Surface area
2598114853371264
Volume
9.0107438287777E+21
Space diagonal
36042439.244391
Perimeter
62427336
Area
1.8750278874743E+14
Altitude
18021219.622196
Surface area
1.8750278874743E+14
Volume
1.0619263441439E+21
Height
9809509.4704469