20409825 is an odd 8-digits composite number following 20409824
and preceding 20409826 . In scientific notation, it is written as 2.0409825 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10885200 positive integers (up to 20409825) that are relatively prime to 20409825.
20409825 has 8 divisors, whose sum is 28301728
The reverse of 20409825 is 52890402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred nine thousand eight hundred twenty-five
Scientific notation
2.0409825 × 10^7
Engineering notation
2.0409825 × 10^6
Prime Factorization
25 × 3 × 272131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20409825
Product of the distinct prime numbers
The prime factorization of 20409825 is 25 × 3 × 272131.
Since it has a total of 3 prime factors.
1 , 6 , 38 , 32 , 14 , 633 , 4134 , 5216 , 4889 , 6910 , 178381 , 579908 , 5362240 , 7362789 , 56200867 , 57144506 , 734264069 , 435092540 , 8575483762 , 8594855522
n×2
40819650
n×3
61229475
n×4
81639300
n×5
102049125
n÷2
10204912.5
n÷3
6803275
n÷3
5102456.25
n÷5
4081965
n2
416560956530625
n3
8.5019362246227E+21
n4
1.7352303050571E+29
n5
3.5415746860912E+36
2 √n
4517.72343111
3 √n
273.28330021482
4 √n
67.214012163462
5 √n
28.971291520743
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
-20409824
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 20409825 can be divided by 8 positive divisors.
The sum of these divisors (counting 20409825) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110110111100001
3
Ternary
1102101221000110
4
Quaternary
1031312313201
5
Quinary
20211103300
6
Senary
2005241533
8
Octal
115666741
10
Decimal
20409825
12
Duodecimal
6a032a9
16
Hexadecimal
1376de1
20
Vigesimal
67b4b5
36
Base36
c5gbl
md5
e981ed77764980405b468a3985e0c91a
sha1
720979dbe2a0fbdfbe94cfa9fb2f2d72a6374200
sha256
4fbba016f5a77de7a2e60a19032dc4d643f69505e2fdaa378c9a9b3078e3ba3d
sha512
af23cf638a6e946a783a3351a26c3728c1338bf756c1bfbab1c007f3bfcba9e7fbd2a20af1f881131a1fb01fd8b56c4e2c54ca978f4e5b8462bbc96955e4ea44
ripemd-160
43e0a09845a9f006824849cdf4baa03179ec337d
Diameter
40819650
Circumference
128238712.56211
Area
1.3086648408089E+15
Volume
3.5612827179418E+22
Surface area
5.2346593632358E+15
Circumference
128238712.56211
Perimeter
81639300
Area
416560956530625
Diagonal
28863851.320661
Surface area
2499365739183750
Volume
8.5019362246227E+21
Space diagonal
35350853.873589
Perimeter
61229475
Area
1.8037618529013E+14
Altitude
17675426.936795
Surface area
1.8037618529013E+14
Volume
1.001962792941E+21
Height
9621283.7735538