20502009 is an odd 8-digits composite number following 20502008
and preceding 20502010 . In scientific notation, it is written as 2.0502009 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 12120000 positive integers (up to 20502009) that are relatively prime to 20502009.
20502009 has 16 divisors, whose sum is 25462080
The reverse of 20502009 is 90020502
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million five hundred two thousand nine
Scientific notation
2.0502009 × 10^7
Engineering notation
2.0502009 × 10^6
Prime Factorization
9 × 11 × 41 × 5051
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20502009
Product of the distinct prime numbers
The prime factorization of 20502009 is 9 × 11 × 41 × 5051.
Since it has a total of 4 prime factors.
5 , 1 , 82 , 29 , 407 , 607 , 4413 , 7038 , 86228 , 36594 , 752664 , 865028 , 502092 , 9555609 , 33207879 , 49430277 , 277533486 , 243166542 , 3490986508 , 3512738473
n×2
41004018
n×3
61506027
n×4
82008036
n×5
102510045
n÷2
10251004.5
n÷3
6834003
n÷3
5125502.25
n÷5
4100401.8
n2
420332373036081
n3
8.6176580949771E+21
n4
1.7667930382214E+29
n5
3.6222806770753E+36
2 √n
4527.9144205694
3 √n
273.69412383055
4 √n
67.289779465899
5 √n
28.997414993591
1 , 9 , 11 , 41 , 99 , 369 , 451 , 4059 , 5051 , 45459 , 55561 , 207091 , 500049 , 1863819 , 2278001 , 20502009
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
-20502008
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 20502009 can be divided by 16 positive divisors.
The sum of these divisors (counting 20502009) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110001101010111111001
3
Ternary
1102120121110200
4
Quaternary
1032031113321
5
Quinary
20222031014
6
Senary
2011232413
8
Octal
116152771
10
Decimal
20502009
12
Duodecimal
6a48709
16
Hexadecimal
138d5f9
20
Vigesimal
682f09
36
Base36
c7fg9
md5
4381d65705657a7326cdf8bf51b2f03a
sha1
adb76c1768fd208d00e46c87120576c03f39af89
sha256
4f64e3eca0693c3e4d76b87975df6c0a784d733b454b1855d6bddd58ac0c2cc1
sha512
2fef31d4fb91181e981efc05e9ae2112dc5d1cd455d65640750d740553e1c9a9a767bc3583b22c1a93a93c782d9ef8612c22de245bc7f567dbbefba986280caa
ripemd-160
3cc8347f18d0cfd0e9bdb33617b7e8f8cc668a6c
Diameter
41004018
Circumference
128817921.71646
Area
1.3205130951961E+15
Volume
3.6097561816438E+22
Surface area
5.2820523807845E+15
Circumference
128817921.71646
Perimeter
82008036
Area
420332373036081
Diagonal
28994219.183695
Surface area
2521994238216486
Volume
8.6176580949771E+21
Space diagonal
35510521.245234
Perimeter
61506027
Area
1.8200925654112E+14
Altitude
17755260.622617
Surface area
1.8200925654112E+14
Volume
1.0156007461509E+21
Height
9664739.7278984