20185625 is an odd 8-digits composite number following 20185624
and preceding 20185626 . In scientific notation, it is written as 2.0185625 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 16148000 positive integers (up to 20185625) that are relatively prime to 20185625.
20185625 has 8 divisors, whose sum is 24417288
The reverse of 20185625 is 52658102
Previous prime number is 125
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred eighty-five thousand six hundred twenty-five
Scientific notation
2.0185625 × 10^7
Engineering notation
2.0185625 × 10^6
Prime Factorization
5 × 125 × 32297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20185625
Product of the distinct prime numbers
The prime factorization of 20185625 is 5 × 125 × 32297.
Since it has a total of 3 prime factors.
8 , 6 , 68 , 65 , 76 , 77 , 1201 , 9104 , 19439 , 26297 , 163569 , 835069 , 8303693 , 301242 , 29533062 , 26305679 , 819632893 , 309403264 , 4055050557 , 4671268867
n×2
40371250
n×3
60556875
n×4
80742500
n×5
100928125
n÷2
10092812.5
n÷3
6728541.6666667
n÷3
5046406.25
n÷5
4037125
n2
407459456640625
n3
8.2248237944514E+21
n4
1.6602320880587E+29
n5
3.3512822342521E+36
2 √n
4492.8415284762
3 √n
272.27894987591
4 √n
67.028661992286
5 √n
28.907360609942
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
-20185624
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 20185625 can be divided by 8 positive divisors.
The sum of these divisors (counting 20185625) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000001000011001
3
Ternary
1101222112110202
4
Quaternary
1031000020121
5
Quinary
20131420000
6
Senary
2000351545
8
Octal
115001031
10
Decimal
20185625
12
Duodecimal
69155b5
16
Hexadecimal
1340219
20
Vigesimal
663415
36
Base36
c0nbt
md5
462a2a7642f25660046cdf772336bb81
sha1
4073c09eeb87553d08ecd4ba29e752581470df3a
sha256
e2028ebf4bdc630e18ea2f3354fb67141872e8c29430e10d3557dd343758db6c
sha512
b9400ad30b52fafc0e4f1b73f1588623a7ac46775ff4d9100f69a7c0344609acd3f4ffc39c093b6d293bb270c75b58ec043d686222be6d08ab5e17043998c6e5
ripemd-160
d369411f2fe3b1a62ad327051863d35752fbfa28
Diameter
40371250
Circumference
126830022.41624
Area
1.2800716356179E+15
Volume
3.4452061346292E+22
Surface area
5.1202865424715E+15
Circumference
126830022.41624
Perimeter
80742500
Area
407459456640625
Diagonal
28546784.639977
Surface area
2444756739843750
Volume
8.2248237944514E+21
Space diagonal
34962528.082533
Perimeter
60556875
Area
1.7643512023149E+14
Altitude
17481264.041266
Surface area
1.7643512023149E+14
Volume
9.6930477985351E+20
Height
9515594.8799925