20123255 is an odd 8-digits composite number following 20123254
and preceding 20123256 . In scientific notation, it is written as 2.0123255 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16045600 positive integers (up to 20123255) that are relatively prime to 20123255.
20123255 has 8 divisors, whose sum is 24227424
The reverse of 20123255 is 55232102
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-three thousand two hundred fifty-five
Scientific notation
2.0123255 × 10^7
Engineering notation
2.0123255 × 10^6
Prime Factorization
5 × 311 × 12941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123255
Product of the distinct prime numbers
The prime factorization of 20123255 is 5 × 311 × 12941.
Since it has a total of 3 prime factors.
2 , 2 , 50 , 30 , 27 , 504 , 2148 , 4514 , 82764 , 2154 , 887168 , 313673 , 1551185 , 5783552 , 50029353 , 72965 , 104796618 , 684839355 , 839752847 , 5679942151
n×2
40246510
n×3
60369765
n×4
80493020
n×5
100616275
n÷2
10061627.5
n÷3
6707751.6666667
n÷3
5030813.75
n÷5
4024651
n2
404945391795025
n3
8.1488193801662E+21
n4
1.6398077033603E+29
n5
3.2998268565683E+36
2 √n
4485.8951169193
3 √n
271.99822933536
4 √n
66.976825222753
5 √n
28.889474767496
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
-20123254
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 20123255 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123255) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000111001110111
3
Ternary
1101212100220202
4
Quaternary
1030300321313
5
Quinary
20122421010
6
Senary
1555151115
8
Octal
114607167
10
Decimal
20123255
12
Duodecimal
68a549b
16
Hexadecimal
1330e77
20
Vigesimal
65f82f
36
Base36
bzb7b
md5
5f3e8c628a1f5c6f8e43ed9e77c94eea
sha1
02dea6a2511ec0ac64e6c03f38007ee8c10ef642
sha256
4dff4797038bf26cf267b8b5fc56c3587ec177dfc897f508a9fe97c314237fe9
sha512
4c62f5f037611821e99ab5c056026787b274eceb679598c55491874fe311ef917272fb659a1b80cf7428c0feedf9f085b43b5c5e9eb5c8a0a0643e2ce3029c75
ripemd-160
fc83e569df37d74e9b64669b46aeef3349738071
Diameter
40246510
Circumference
126438140.14863
Area
1.2721734679683E+15
Volume
3.4133694800214E+22
Surface area
5.0886938718732E+15
Circumference
126438140.14863
Perimeter
80493020
Area
404945391795025
Diagonal
28458580.140092
Surface area
2429672350770150
Volume
8.1488193801662E+21
Space diagonal
34854500.073664
Perimeter
60369765
Area
1.7534649821997E+14
Altitude
17427250.036832
Surface area
1.7534649821997E+14
Volume
9.6034757372998E+20
Height
9486193.3800307