12605438 is an even 8-digits composite number following 12605437
and preceding 12605439 . In scientific notation, it is written as 1.2605438 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 6302718 positive integers (up to 12605438) that are relatively prime to 12605438.
12605438 has 4 divisors, whose sum is 18908160
The reverse of 12605438 is 83450621
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million six hundred five thousand four hundred thirty-eight
Scientific notation
1.2605438 × 10^7
Engineering notation
1.2605438 × 10^6
Prime Factorization
2 × 6302719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12605438
Product of the distinct prime numbers
The prime factorization of 12605438 is 2 × 6302719.
Since it has a total of 2 prime factors.
3 , 1 , 39 , 26 , 414 , 107 , 8465 , 6280 , 48289 , 4831 , 56460 , 889900 , 7577890 , 2482250 , 6421648 , 71895982 , 203045884 , 873678658 , 9828341633 , 4639857071
n×2
25210876
n×3
37816314
n×4
50421752
n×5
63027190
n÷2
6302719
n÷3
4201812.6666667
n÷3
3151359.5
n÷5
2521087.6
n2
158897067171844
n3
2.0029671286165E+21
n4
2.5248277955814E+28
n5
3.1826560237877E+35
2 √n
3550.4137787024
3 √n
232.73014864055
4 √n
59.585348691624
5 √n
26.309439028661
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
-12605437
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 12605438 can be divided by 4 positive divisors.
The sum of these divisors (counting 12605438) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000000101011111111110
3
Ternary
212201102102002
4
Quaternary
300011133332
5
Quinary
11211333223
6
Senary
1130102302
8
Octal
60053776
10
Decimal
12605438
12
Duodecimal
427a992
16
Hexadecimal
c057fe
20
Vigesimal
3ifdbi
36
Base36
7i6f2
md5
f3b659d2a3ada95b114200dce6e17564
sha1
a1894b898d4caceff1bbeb591d668597159d7864
sha256
69b1413f453c00beae2f389f7993a6b7e9662efe33c66c4aee9becf72dee8ad7
sha512
489762a5c280786e5d16d59894528701ca40bc1388a686afef92c90b172dc74f1ac6c66b1527b9abd0779475329095da42f0faccc1faacd90c33501597646c5d
ripemd-160
4bbd2e3a74b5a678361b8aa522f2b2893837f3be
Diameter
25210876
Circumference
79202302.832163
Area
4.9918985890403E+14
Volume
8.390009088858E+21
Surface area
1.9967594356161E+15
Circumference
79202302.832163
Perimeter
50421752
Area
158897067171844
Diagonal
17826781.379253
Surface area
953382403031064
Volume
2.0029671286165E+21
Space diagonal
21833259.067659
Perimeter
37816314
Area
68804448378830
Altitude
10916629.53383
Surface area
68804448378830
Volume
2.3605193985641E+20
Height
5942260.4597511