20160909 is an odd 8-digits composite number following 20160908
and preceding 20160910 . In scientific notation, it is written as 2.0160909 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 13440600 positive integers (up to 20160909) that are relatively prime to 20160909.
20160909 has 4 divisors, whose sum is 22401020
The reverse of 20160909 is 90906102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred sixty thousand nine hundred nine
Scientific notation
2.0160909 × 10^7
Engineering notation
2.0160909 × 10^6
Prime Factorization
9 × 2240101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20160909
Product of the distinct prime numbers
The prime factorization of 20160909 is 9 × 2240101.
Since it has a total of 2 prime factors.
7 , 9 , 10 , 38 , 700 , 195 , 4531 , 4962 , 37360 , 16863 , 867879 , 177463 , 8308962 , 16087 , 88157426 , 13631788 , 334380155 , 64861368 , 104634912 , 6236224197
n×2
40321818
n×3
60482727
n×4
80643636
n×5
100804545
n÷2
10080454.5
n÷3
6720303
n÷3
5040227.25
n÷5
4032181.8
n2
406462251706281
n3
8.1946484685854E+21
n4
1.6521156206214E+29
n5
3.3308152684827E+36
2 √n
4490.0900881831
3 √n
272.16777513204
4 √n
67.008134492635
5 √n
28.900278099361
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
-20160908
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 20160909 can be divided by 4 positive divisors.
The sum of these divisors (counting 20160909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010000110001101
3
Ternary
1101221021120100
4
Quaternary
1030322012031
5
Quinary
20130122114
6
Senary
2000041313
8
Octal
114720615
10
Decimal
20160909
12
Duodecimal
6903239
16
Hexadecimal
133a18d
20
Vigesimal
660259
36
Base36
c0499
md5
b3dc3a7a638cfa29fef64ae75cca5b5b
sha1
c9488f08e81d737f42326c630b92a34dd87849ef
sha256
0768ef428859247ec3b82e094bb0a5876e6991db1cbe0a6196b55ad534e48091
sha512
40935b2b7e3798d67f4ed7db4df4f8ac9aca562bb61e7b3f6f7f5bd53a27b208a486c99510adbad688f7c64f15f872b833e1fe9b3909ba2d5e05e36ea16c8bf4
ripemd-160
7985b7d044b70cba36bf62ed26d5c9719f549d68
Diameter
40321818
Circumference
126674727.20818
Area
1.276938823922E+15
Volume
3.4325663236878E+22
Surface area
5.1077552956881E+15
Circumference
126674727.20818
Perimeter
80643636
Area
406462251706281
Diagonal
28511830.93757
Surface area
2438773510237686
Volume
8.1946484685854E+21
Space diagonal
34919718.714773
Perimeter
60482727
Area
1.7600331782853E+14
Altitude
17459859.357386
Surface area
1.7600331782853E+14
Volume
9.6574858359612E+20
Height
9503943.6458566