20320809 is an odd 8-digits composite number following 20320808
and preceding 20320810 . In scientific notation, it is written as 2.0320809 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13547204 positive integers (up to 20320809) that are relatively prime to 20320809.
20320809 has 4 divisors, whose sum is 27094416
The reverse of 20320809 is 90802302
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million three hundred twenty thousand eight hundred nine
Scientific notation
2.0320809 × 10^7
Engineering notation
2.0320809 × 10^6
Prime Factorization
3 × 6773603
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20320809
Product of the distinct prime numbers
The prime factorization of 20320809 is 3 × 6773603.
Since it has a total of 2 prime factors.
2 , 10 , 96 , 42 , 271 , 807 , 5182 , 3161 , 63939 , 45865 , 996790 , 257092 , 5037630 , 6733705 , 37597048 , 85404012 , 208877259 , 205272020 , 3977266181 , 4270937918
n×2
40641618
n×3
60962427
n×4
81283236
n×5
101604045
n÷2
10160404.5
n÷3
6773603
n÷3
5080202.25
n÷5
4064161.8
n2
412935278414481
n3
8.3911789220225E+21
n4
1.7051554415924E+29
n5
3.4650138043911E+36
2 √n
4507.8608008677
3 √n
272.88541931808
4 √n
67.140604710322
5 √n
28.945976072072
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
-20320808
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 20320809 can be divided by 4 positive divisors.
The sum of these divisors (counting 20320809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100001001000101001
3
Ternary
1102020101220120
4
Quaternary
1031201020221
5
Quinary
20200231214
6
Senary
2003313453
8
Octal
115411051
10
Decimal
20320809
12
Duodecimal
697b889
16
Hexadecimal
1361229
20
Vigesimal
670209
36
Base36
c3jmx
md5
a70cc349abfe8a6b937cb871af1b7231
sha1
2d500f8a549fea78641bd036775be08647e1f658
sha256
b270f160bc8e1b6097ace41a4276b88188ef98761375130b2098550ad9bd426e
sha512
5c1d03cfc1d1296ccb7576830fbac940fcf858f47dd108d08f504a2a1ac27e6c0d846c5a8cee35106ad0df916f2fbd21fc633ad06bb832a20c2cf2d22d405927
ripemd-160
2c96bff20f91c0e1665c3cb0fba5276835382eb6
Diameter
40641618
Circumference
127679408.5388
Area
1.297274437075E+15
Volume
3.5148888075178E+22
Surface area
5.1890977483E+15
Circumference
127679408.5388
Perimeter
81283236
Area
412935278414481
Diagonal
28737963.686193
Surface area
2477611670486886
Volume
8.3911789220225E+21
Space diagonal
35196673.638903
Perimeter
60962427
Area
1.7880622061287E+14
Altitude
17598336.819451
Surface area
1.7880622061287E+14
Volume
9.8890991965195E+20
Height
9579321.2287311