12665979 is an odd 8-digits composite number following 12665978
and preceding 12665980 . In scientific notation, it is written as 1.2665979 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 8305200 positive integers (up to 12665979) that are relatively prime to 12665979.
12665979 has 8 divisors, whose sum is 14304640
The reverse of 12665979 is 97956621
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twelve million six hundred sixty-five thousand nine hundred seventy-nine
Scientific notation
1.2665979 × 10^7
Engineering notation
1.2665979 × 10^6
Prime Factorization
9 × 61 × 23071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12665979
Product of the distinct prime numbers
The prime factorization of 12665979 is 9 × 61 × 23071.
Since it has a total of 3 prime factors.
4 , 6 , 38 , 47 , 502 , 218 , 6128 , 7845 , 76690 , 53972 , 811858 , 123080 , 3201524 , 1623790 , 47919001 , 72593984 , 536113313 , 200991509 , 7032882800 , 300307309
n×2
25331958
n×3
37997937
n×4
50663916
n×5
63329895
n÷2
6332989.5
n÷3
4221993
n÷3
3166494.75
n÷5
2533195.8
n2
160427024028441
n3
2.0319653173767E+21
n4
2.5736830038622E+28
n5
3.2598214879576E+35
2 √n
3558.9294738727
3 √n
233.10213675591
4 √n
59.656763856856
5 √n
26.334662247355
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
-12665978
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 12665979 can be divided by 8 positive divisors.
The sum of these divisors (counting 12665979) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000010100010001111011
3
Ternary
212211111110100
4
Quaternary
300110101323
5
Quinary
11220302404
6
Senary
1131250443
8
Octal
60242173
10
Decimal
12665979
12
Duodecimal
42a9a23
16
Hexadecimal
c1447b
20
Vigesimal
3j34ij
36
Base36
7jh4r
md5
2b88b446d8a6316131e6f562336aa9cf
sha1
95e6a4a43c33467e8c09358036b7b5c9bab075fd
sha256
a4cf8eb16bc788a95d7533553131a93ad01c366ce942cc4f3cb4bce2ada4e6a2
sha512
07e119c2bf30f6a9b224e30c06531b6872770026838307f569c303c44ceb6925f4b99c744656d86d77ecd3eddc43f8762ecea903c9450e905de7f4b1ba086a2b
ripemd-160
5f342e559ea5bba5f3c124ad6c0c00adc52cdc3a
Diameter
25331958
Circumference
79582693.153845
Area
5.0399636012502E+14
Volume
8.5114764178933E+21
Surface area
2.0159854405001E+15
Circumference
79582693.153845
Perimeter
50663916
Area
160427024028441
Diagonal
17912399.282533
Surface area
962562144170646
Volume
2.0319653173767E+21
Space diagonal
21938119.1556
Perimeter
37997937
Area
69466939131083
Altitude
10969059.5778
Surface area
69466939131083
Volume
2.3946940917549E+20
Height
5970799.7608443