13115989 is an odd 8-digits composite number following 13115988
and preceding 13115990 . In scientific notation, it is written as 1.3115989 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 12810924 positive integers (up to 13115989) that are relatively prime to 13115989.
13115989 has 4 divisors, whose sum is 13421056
The reverse of 13115989 is 98951131
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirteen million one hundred fifteen thousand nine hundred eighty-nine
Scientific notation
1.3115989 × 10^7
Engineering notation
1.3115989 × 10^6
Prime Factorization
43 × 305023
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13115989
Product of the distinct prime numbers
The prime factorization of 13115989 is 43 × 305023.
Since it has a total of 2 prime factors.
7 , 9 , 90 , 51 , 406 , 938 , 3239 , 2807 , 19201 , 84513 , 245599 , 629982 , 4780903 , 5070318 , 76950404 , 34460712 , 471659265 , 512039118 , 1166779278 , 3236003182
n×2
26231978
n×3
39347967
n×4
52463956
n×5
65579945
n÷2
6557994.5
n÷3
4371996.3333333
n÷3
3278997.25
n÷5
2623197.8
n2
172029167448121
n3
2.2563326679287E+21
n4
2.9594034452894E+28
n5
3.8815503034977E+35
2 √n
3621.6003368677
3 √n
235.83070425662
4 √n
60.179733605822
5 √n
26.519187183408
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
-13115988
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 13115989 can be divided by 4 positive divisors.
The sum of these divisors (counting 13115989) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010000010001001010101
3
Ternary
220200100202101
4
Quaternary
302002021111
5
Quinary
11324202424
6
Senary
1145042101
8
Octal
62021125
10
Decimal
13115989
12
Duodecimal
4486331
16
Hexadecimal
c82255
20
Vigesimal
41j9j9
36
Base36
7t4d1
md5
0ab59e962023acdf8f9e9cbd1176d612
sha1
7345348f3c2765f3214c8523b475e12a392612bf
sha256
ad67677e8b120504a81ccc1f768b3854f19b3b5b5f4b21d869d670dd9bf6d37b
sha512
a6a5da797f145c452b938062b5195cb85362d2e0bded7b3281b0da63008dc3faf1bfed0115c32d280a527e89c814db367e840d0673092ff9cf729f36cfc2ed19
ripemd-160
b21fb6377e072370828503b36b5866debe66a199
Diameter
26231978
Circumference
82410189.373929
Area
5.4044556865819E+14
Volume
9.4513041781593E+21
Surface area
2.1617822746327E+15
Circumference
82410189.373929
Perimeter
52463956
Area
172029167448121
Diagonal
18548809.527736
Surface area
1032175004688726
Volume
2.2563326679287E+21
Space diagonal
22717559.339515
Perimeter
39347967
Area
74490814600980
Altitude
11358779.669757
Surface area
74490814600980
Volume
2.6591135501752E+20
Height
6182936.5092454