13811231 is an odd 8-digits composite number following 13811230
and preceding 13811232 . In scientific notation, it is written as 1.3811231 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 11838192 positive integers (up to 13811231) that are relatively prime to 13811231.
13811231 has 4 divisors, whose sum is 15784272
The reverse of 13811231 is 13211831
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirteen million eight hundred eleven thousand two hundred thirty-one
Scientific notation
1.3811231 × 10^7
Engineering notation
1.3811231 × 10^6
Prime Factorization
7 × 1973033
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13811231
Product of the distinct prime numbers
The prime factorization of 13811231 is 7 × 1973033.
Since it has a total of 2 prime factors.
4 , 8 , 57 , 7 , 908 , 907 , 7210 , 2614 , 44375 , 33549 , 624961 , 257147 , 8004012 , 7063516 , 29902256 , 61018265 , 410069353 , 769982133 , 3671601662 , 7152215475
n×2
27622462
n×3
41433693
n×4
55244924
n×5
69056155
n÷2
6905615.5
n÷3
4603743.6666667
n÷3
3452807.75
n÷5
2762246.2
n2
190750101735361
n3
2.6344937183406E+21
n4
3.6385601312051E+28
n5
5.0252994479463E+35
2 √n
3716.3464585531
3 √n
239.92608256063
4 √n
60.961844284381
5 √n
26.79455062474
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
-13811230
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 13811231 can be divided by 4 positive divisors.
The sum of these divisors (counting 13811231) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100101011111000011111
3
Ternary
221222200110002
4
Quaternary
310223320133
5
Quinary
12013424411
6
Senary
1212004515
8
Octal
64537037
10
Decimal
13811231
12
Duodecimal
476073b
16
Hexadecimal
d2be1f
20
Vigesimal
46681b
36
Base36
880tb
md5
d5910e2fc5403df1fb50325fce0400ce
sha1
c2cd23ece28a137f0de8bd8a97454fb36bd2443b
sha256
0328ce94654fdc7dc7017ec3365a2cc21f96994084883f84d16d261c6b7f1e7f
sha512
c910f5007f3192e3eefec91285fb6aab9f176c8718cc1402c6513f7b2d8de627591f11168a6ea215558c2cc8472c5c5d807d80bc13be77dfb9fe13fc7e642479
ripemd-160
62f49ab61f7c437dd5ead280cc05223d84a1cc8c
Diameter
27622462
Circumference
86778523.693263
Area
5.9925911828332E+14
Volume
1.1035341481956E+22
Surface area
2.3970364731333E+15
Circumference
86778523.693263
Perimeter
55244924
Area
190750101735361
Diagonal
19532030.193268
Surface area
1144500610412166
Volume
2.6344937183406E+21
Space diagonal
23921753.80707
Perimeter
41433693
Area
82597216938644
Altitude
11960876.903535
Surface area
82597216938644
Volume
3.1047806220533E+20
Height
6510676.7310892