12885747 is an odd 8-digits composite number following 12885746
and preceding 12885748 . In scientific notation, it is written as 1.2885747 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 7363272 positive integers (up to 12885747) that are relatively prime to 12885747.
12885747 has 4 divisors, whose sum is 13499376
The reverse of 12885747 is 74758821
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twelve million eight hundred eighty-five thousand seven hundred forty-seven
Scientific notation
1.2885747 × 10^7
Engineering notation
1.2885747 × 10^6
Prime Factorization
21 × 613607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12885747
Product of the distinct prime numbers
The prime factorization of 12885747 is 21 × 613607.
Since it has a total of 2 prime factors.
1 , 1 , 28 , 65 , 224 , 508 , 4077 , 8132 , 52027 , 61999 , 185843 , 196485 , 3126647 , 8078362 , 96041407 , 17124601 , 381546572 , 336540066 , 3332739709 , 3791475247
n×2
25771494
n×3
38657241
n×4
51542988
n×5
64428735
n÷2
6442873.5
n÷3
4295249
n÷3
3221436.75
n÷5
2577149.4
n2
166042475748009
n3
2.1395813337425E+21
n4
2.7570103752528E+28
n5
3.5526138171883E+35
2 √n
3589.6722691633
3 √n
234.44260229471
4 √n
59.913873761954
5 √n
26.425421302395
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
-12885746
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 12885747 can be divided by 4 positive divisors.
The sum of these divisors (counting 12885747) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001001111011110011
3
Ternary
220020122220220
4
Quaternary
301021323303
5
Quinary
11244320442
6
Senary
1140104123
8
Octal
61117363
10
Decimal
12885747
12
Duodecimal
4395043
16
Hexadecimal
c49ef3
20
Vigesimal
40ae77
36
Base36
7o6pf
md5
21de812389cd5f0513e7202885f0dec8
sha1
d5f1cf24e18168b5db202b4c055d6973b92f9c93
sha256
6d22045d0d8d264ea38cccf9663341311309f424b73189deb4a9bb1484603694
sha512
dfd3900c9b4b42587e1ca26cf8700d09e1232f5085e6697eab49c3950a70424dbafa4732827672fe2c9dc72093e32aafa3a9182b22879e8b5c5396d6c2d5b05d
ripemd-160
9dd26f1168398f9fdc11506150fdc76cffd2e8bf
Diameter
25771494
Circumference
80963536.222433
Area
5.2163782199381E+14
Volume
8.9622573331243E+21
Surface area
2.0865512879752E+15
Circumference
80963536.222433
Perimeter
51542988
Area
166042475748009
Diagonal
18223198.168708
Surface area
996254854488054
Volume
2.1395813337425E+21
Space diagonal
22318768.497478
Perimeter
38657241
Area
71898501052519
Altitude
11159384.248739
Surface area
71898501052519
Volume
2.5215207833158E+20
Height
6074399.3895695