13231391 is an odd 8-digits composite number following 13231390
and preceding 13231392 . In scientific notation, it is written as 1.3231391 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 12476160 positive integers (up to 13231391) that are relatively prime to 13231391.
13231391 has 8 divisors, whose sum is 13993200
The reverse of 13231391 is 19313231
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirteen million two hundred thirty-one thousand three hundred ninety-one
Scientific notation
1.3231391 × 10^7
Engineering notation
1.3231391 × 10^6
Prime Factorization
19 × 229 × 3041
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13231391
Product of the distinct prime numbers
The prime factorization of 13231391 is 19 × 229 × 3041.
Since it has a total of 3 prime factors.
1 , 1 , 72 , 54 , 836 , 652 , 1189 , 4397 , 53952 , 7126 , 956746 , 35078 , 6008803 , 3426387 , 34396506 , 84375170 , 606833300 , 185038705 , 9436364717 , 5858283681
n×2
26462782
n×3
39694173
n×4
52925564
n×5
66156955
n÷2
6615695.5
n÷3
4410463.6666667
n÷3
3307847.75
n÷5
2646278.2
n2
175069707794881
n3
2.3164157560898E+21
n4
3.0649402587385E+28
n5
4.055342295501E+35
2 √n
3637.4979037795
3 √n
236.52034354872
4 √n
60.311673030844
5 √n
26.565690012965
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
-13231390
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 13231391 can be divided by 8 positive divisors.
The sum of these divisors (counting 13231391) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010011110010100011111
3
Ternary
220220020001112
4
Quaternary
302132110133
5
Quinary
11341401031
6
Senary
1151332235
8
Octal
62362437
10
Decimal
13231391
12
Duodecimal
452107b
16
Hexadecimal
c9e51f
20
Vigesimal
42di9b
36
Base36
7vlen
md5
5b09da4bdacf7ca54e3aac230721ac9f
sha1
5da9fc59fe23ce657cee76db3902124e34f699f7
sha256
45613621e4dba54fb9ccdb4cb7a476dc66e44bf331eb7a8b244d81b8fe19c3f7
sha512
97401f003846a05a3ac6a6abb649a8518edbe3bfc476073b73ff007e4396ad255282cf924aaf6e8c81d0ba42f3b243a75b5a0f6fcd879bc7c5e580776c740bd2
ripemd-160
13f326b2c57b8772273455ff64d0ff6085a2e82c
Diameter
26462782
Circumference
83135281.524748
Area
5.4999770787451E+14
Volume
9.7029796293219E+21
Surface area
2.199990831498E+15
Circumference
83135281.524748
Perimeter
52925564
Area
175069707794881
Diagonal
18712012.601261
Surface area
1050418246769286
Volume
2.3164157560898E+21
Space diagonal
22917441.46681
Perimeter
39694173
Area
75807407191743
Altitude
11458720.733405
Surface area
75807407191743
Volume
2.7299221486308E+20
Height
6237337.5337538