20484639 is an odd 8-digits composite number following 20484638
and preceding 20484640 . In scientific notation, it is written as 2.0484639 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 11705472 positive integers (up to 20484639) that are relatively prime to 20484639.
20484639 has 4 divisors, whose sum is 20809856
The reverse of 20484639 is 93648402
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million four hundred eighty-four thousand six hundred thirty-nine
Scientific notation
2.0484639 × 10^7
Engineering notation
2.0484639 × 10^6
Prime Factorization
63 × 325153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20484639
Product of the distinct prime numbers
The prime factorization of 20484639 is 63 × 325153.
Since it has a total of 2 prime factors.
6 , 9 , 98 , 73 , 348 , 453 , 4147 , 4612 , 64556 , 36387 , 189716 , 639356 , 5317782 , 5166657 , 17669878 , 95593722 , 634173196 , 710169016 , 6143921022 , 4588506332
n×2
40969278
n×3
61453917
n×4
81938556
n×5
102423195
n÷2
10242319.5
n÷3
6828213
n÷3
5121159.75
n÷5
4096927.8
n2
419620434960321
n3
8.5957731271852E+21
n4
1.7608130943629E+29
n5
3.6069620584497E+36
2 √n
4525.9959125037
3 √n
273.61680766501
4 √n
67.275522387445
5 √n
28.992499808148
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
-20484638
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 20484639 can be divided by 4 positive divisors.
The sum of these divisors (counting 20484639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001001001000011111
3
Ternary
1102112201122100
4
Quaternary
1032021020133
5
Quinary
20221002024
6
Senary
2011020143
8
Octal
116111037
10
Decimal
20484639
12
Duodecimal
6a3a653
16
Hexadecimal
138921f
20
Vigesimal
680bbj
36
Base36
c721r
md5
56326a6932f9946ddec20df04e896b46
sha1
3cbeaec689bcfcc070fbb7c7a75a9fb53fb7e7d2
sha256
14bef81f34539fe885d869cb9f40cc2b2cb16f809dafe1290bc12b44eee39786
sha512
677218e5b04a7abe66e6d867e92c1b019b90a22c8302fc979fcee1eaaf8eaa2b273fcc4a10c29b71327c0813a00879a16071a7c7b0e446d9789c1e52686d30c7
ripemd-160
1850c4687d3160a6d43c25aff3664224157fbc7b
Diameter
40969278
Circumference
128708782.78768
Area
1.3182764757675E+15
Volume
3.6005890277719E+22
Surface area
5.27310590307E+15
Circumference
128708782.78768
Perimeter
81938556
Area
419620434960321
Diagonal
28969654.294117
Surface area
2517722609761926
Volume
8.5957731271852E+21
Space diagonal
35480435.522707
Perimeter
61453917
Area
1.8170097831136E+14
Altitude
17740217.761353
Surface area
1.8170097831136E+14
Volume
1.0130215779623E+21
Height
9656551.4313723