20090913 is an odd 8-digits composite number following 20090912
and preceding 20090914 . In scientific notation, it is written as 2.0090913 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13295904 positive integers (up to 20090913) that are relatively prime to 20090913.
20090913 has 8 divisors, whose sum is 26983968
The reverse of 20090913 is 31909002
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million ninety thousand nine hundred thirteen
Scientific notation
2.0090913 × 10^7
Engineering notation
2.0090913 × 10^6
Prime Factorization
3 × 137 × 48883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20090913
Product of the distinct prime numbers
The prime factorization of 20090913 is 3 × 137 × 48883.
Since it has a total of 3 prime factors.
2 , 6 , 51 , 35 , 110 , 781 , 7214 , 341 , 64491 , 90916 , 630153 , 299796 , 4359158 , 9370331 , 12887941 , 45193300 , 297220827 , 59370399 , 1735076246 , 1992435194
n×2
40181826
n×3
60272739
n×4
80363652
n×5
100454565
n÷2
10045456.5
n÷3
6696971
n÷3
5022728.25
n÷5
4018182.6
n2
403644785173569
n3
8.1095922618259E+21
n4
1.6292911259782E+29
n5
3.2733946263699E+36
2 √n
4482.2888126492
3 √n
271.8524331117
4 √n
66.949897779229
5 √n
28.880182586468
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
-20090912
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 20090913 can be divided by 8 positive divisors.
The sum of these divisors (counting 20090913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101001000000100001
3
Ternary
1101210201112220
4
Quaternary
1030221000201
5
Quinary
20120402123
6
Senary
1554341253
8
Octal
114510041
10
Decimal
20090913
12
Duodecimal
688a829
16
Hexadecimal
1329021
20
Vigesimal
65b75d
36
Base36
bym8x
md5
e0c5a3432056f4d4663181d4ba3773a3
sha1
3497a83d63ca26abad5cc99d6f7b93877777fa20
sha256
90a3a26705a5cf046eec2219836c877ea396814dcfaac01cabeb38fec7b81176
sha512
4d8dc691cdd6da74cf0f1fc0cb1cb0d72b9008e1c5889469636cfe4c75185464acbfbddc0dc71d5381247e703d3495b878491bfbb6a24f21a643b9791e055716
ripemd-160
57f922363fb0c4a861eafb86c6b37ab47c8f7280
Diameter
40181826
Circumference
126234929.36942
Area
1.2680874917611E+15
Volume
3.3969380631148E+22
Surface area
5.0723499670445E+15
Circumference
126234929.36942
Perimeter
80363652
Area
403644785173569
Diagonal
28412841.645058
Surface area
2421868711041414
Volume
8.1095922618259E+21
Space diagonal
34798482.086446
Perimeter
60272739
Area
1.7478331903271E+14
Altitude
17399241.043223
Surface area
1.7478331903271E+14
Volume
9.5572461349917E+20
Height
9470947.2150193