13085831 is an odd 8-digits composite number following 13085830
and preceding 13085832 . In scientific notation, it is written as 1.3085831 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 11896200 positive integers (up to 13085831) that are relatively prime to 13085831.
13085831 has 4 divisors, whose sum is 14275464
The reverse of 13085831 is 13858031
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirteen million eighty-five thousand eight hundred thirty-one
Scientific notation
1.3085831 × 10^7
Engineering notation
1.3085831 × 10^6
Prime Factorization
11 × 1189621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13085831
Product of the distinct prime numbers
The prime factorization of 13085831 is 11 × 1189621.
Since it has a total of 2 prime factors.
8 , 4 , 53 , 72 , 732 , 492 , 66 , 5407 , 54064 , 23353 , 526465 , 50831 , 4923667 , 3991466 , 10378553 , 73555576 , 105570552 , 579045910 , 8581711964 , 3308118291
n×2
26171662
n×3
39257493
n×4
52343324
n×5
65429155
n÷2
6542915.5
n÷3
4361943.6666667
n÷3
3271457.75
n÷5
2617166.2
n2
171238972960561
n3
2.2408042607755E+21
n4
2.9322785860588E+28
n5
3.8371302022084E+35
2 √n
3617.434311774
3 √n
235.6498145949
4 √n
60.14511045608
5 √n
26.506980673721
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
-13085830
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 13085831 can be divided by 4 positive divisors.
The sum of these divisors (counting 13085831) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001111010110010000111
3
Ternary
220121211101102
4
Quaternary
301322302013
5
Quinary
11322221311
6
Senary
1144250315
8
Octal
61726207
10
Decimal
13085831
12
Duodecimal
447099b
16
Hexadecimal
c7ac87
20
Vigesimal
41febb
36
Base36
7sh3b
md5
b1cb42514cb5654cae530714c9bc5d18
sha1
fa725c166ab38da3df9b49536154c910bbcdf0c1
sha256
630275466aea670553d693e6aab868cb869ea83f6fe5381e02719702c76c5811
sha512
90df4cb43c46202c282115f08578663c376acf383769a1e880a277d83e176f66f18748edfa0caec6faaad41465ee48e1f6488a5cd0198e1369995310fa78a53e
ripemd-160
24c5cef652b13f521d58e80092640e6ce12bf133
Diameter
26171662
Circumference
82220701.071435
Area
5.3796309946116E+14
Volume
9.3862589383799E+21
Surface area
2.1518523978446E+15
Circumference
82220701.071435
Perimeter
52343324
Area
171238972960561
Diagonal
18506159.675122
Surface area
1027433837763366
Volume
2.2408042607755E+21
Space diagonal
22665324.15126
Perimeter
39257493
Area
74148650350901
Altitude
11332662.07563
Surface area
74148650350901
Volume
2.6408131468434E+20
Height
6168719.8917074