20181325 is an odd 8-digits composite number following 20181324
and preceding 20181326 . In scientific notation, it is written as 2.0181325 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 15294960 positive integers (up to 20181325) that are relatively prime to 20181325.
20181325 has 8 divisors, whose sum is 24473088
The reverse of 20181325 is 52318102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred eighty-one thousand three hundred twenty-five
Scientific notation
2.0181325 × 10^7
Engineering notation
2.0181325 × 10^6
Prime Factorization
95 × 5 × 42487
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20181325
Product of the distinct prime numbers
The prime factorization of 20181325 is 95 × 5 × 42487.
Since it has a total of 3 prime factors.
8 , 7 , 34 , 88 , 156 , 993 , 2979 , 5165 , 99179 , 38044 , 338176 , 991114 , 5671273 , 9015469 , 62904510 , 25708859 , 937542142 , 599584363 , 6225298712 , 1770555785
n×2
40362650
n×3
60543975
n×4
80725300
n×5
100906625
n÷2
10090662.5
n÷3
6727108.3333333
n÷3
5045331.25
n÷5
4036265
n2
407285878755625
n3
8.2195686870779E+21
n4
1.6588178703374E+29
n5
3.3477142557087E+36
2 √n
4492.3629639645
3 √n
272.25961462075
4 √n
67.025092047415
5 √n
28.906128919136
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
-20181324
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 20181325 can be divided by 8 positive divisors.
The sum of these divisors (counting 20181325) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111111000101001101
3
Ternary
1101222022120111
4
Quaternary
1030333011031
5
Quinary
20131300300
6
Senary
2000320021
8
Octal
114770515
10
Decimal
20181325
12
Duodecimal
6913011
16
Hexadecimal
133f14d
20
Vigesimal
662d65
36
Base36
c0k0d
md5
721d198c0ff1d7c5839e519d3e3f1ffa
sha1
4f0568e17796d30c8ce1f8d484e1fc374dc19312
sha256
0eb63ef7f3eb42e7b004b6e326868b3f52ab8a12005b3212dc62d732c64b7ca7
sha512
23ee94a096a3f9a8b54d116d9d99d9a50082e2b1dfc9c5cb455043402ea25109d085185a5432ca7dab266da1c07a0c60f84158311f3eb5c9073563b0b1e7ddfb
ripemd-160
3335dfa4524fd638f95c3bae20a5597ba18962e4
Diameter
40362650
Circumference
126803004.71942
Area
1.2795263246095E+15
Volume
3.4430048804001E+22
Surface area
5.1181052984381E+15
Circumference
126803004.71942
Perimeter
80725300
Area
407285878755625
Diagonal
28540703.521659
Surface area
2443715272533750
Volume
8.2195686870779E+21
Space diagonal
34955080.26406
Perimeter
60543975
Area
1.7635995880252E+14
Altitude
17477540.13203
Surface area
1.7635995880252E+14
Volume
9.6868545951023E+20
Height
9513567.8405531