20503609 is an odd 8-digits composite number following 20503608
and preceding 20503610 . In scientific notation, it is written as 2.0503609 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16553376 positive integers (up to 20503609) that are relatively prime to 20503609.
20503609 has 8 divisors, whose sum is 21022848
The reverse of 20503609 is 90630502
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million five hundred three thousand six hundred nine
Scientific notation
2.0503609 × 10^7
Engineering notation
2.0503609 × 10^6
Prime Factorization
1421 × 47 × 307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20503609
Product of the distinct prime numbers
The prime factorization of 20503609 is 1421 × 47 × 307.
Since it has a total of 3 prime factors.
6 , 9 , 38 , 86 , 617 , 633 , 6316 , 1243 , 83894 , 33856 , 892096 , 6800 , 6250816 , 4773243 , 44972447 , 65579739 , 47653051 , 639032383 , 819148575 , 8077045187
n×2
41007218
n×3
61510827
n×4
82014436
n×5
102518045
n÷2
10251804.5
n÷3
6834536.3333333
n÷3
5125902.25
n÷5
4100721.8
n2
420397982024881
n3
8.6196758478272E+21
n4
1.7673446329059E+29
n5
3.6236943321352E+36
2 √n
4528.0910989069
3 √n
273.70124344514
4 √n
67.291092270128
5 √n
28.997867577684
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
-20503608
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 20503609 can be divided by 8 positive divisors.
The sum of these divisors (counting 20503609) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001101110000111001
3
Ternary
1102120200122221
4
Quaternary
1032031300321
5
Quinary
20222103414
6
Senary
2011244041
8
Octal
116156071
10
Decimal
20503609
12
Duodecimal
6a49621
16
Hexadecimal
138dc39
20
Vigesimal
682j09
36
Base36
c7gop
md5
9d90b71e1e52b18b0d6a963a476c266c
sha1
79fed3209033f49edf92900fa596f9413fe16ce1
sha256
9e45fd1a5b38a1d9c99123236870ecda409c36dbcefb176983acc41741ed8450
sha512
c098ad9c2da73892d69058b6f3f9867a6bce05a1d775a440728f896088988f7a7d3647930787cfc723ec825ec16f9c9bd0cf982f539520d1e5c9112dff1f288b
ripemd-160
35e2cb8fa03655045e850381108b885f136baa41
Diameter
41007218
Circumference
128827974.81296
Area
1.3207192119133E+15
Volume
3.6106013759812E+22
Surface area
5.2828768476534E+15
Circumference
128827974.81296
Perimeter
82014436
Area
420397982024881
Diagonal
28996481.925395
Surface area
2522387892149286
Volume
8.6196758478272E+21
Space diagonal
35513292.526526
Perimeter
61510827
Area
1.8203766606663E+14
Altitude
17756646.263263
Surface area
1.8203766606663E+14
Volume
1.0158385406048E+21
Height
9665493.9751317