12886947 is an odd 8-digits composite number following 12886946
and preceding 12886948 . In scientific notation, it is written as 1.2886947 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 8551440 positive integers (up to 12886947) that are relatively prime to 12886947.
12886947 has 12 divisors, whose sum is 18700864
The reverse of 12886947 is 74968821
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twelve million eight hundred eighty-six thousand nine hundred forty-seven
Scientific notation
1.2886947 × 10^7
Engineering notation
1.2886947 × 10^6
Prime Factorization
3 × 3 × 223 × 6421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4295649
Product of the distinct prime numbers
The prime factorization of 12886947 is 3 × 3 × 223 × 6421.
Since it has a total of 4 prime factors.
1 , 7 , 21 , 21 , 531 , 372 , 9183 , 7554 , 89921 , 24091 , 442514 , 128876 , 2982192 , 2673247 , 36230870 , 65593698 , 988443973 , 538646242 , 9387845581 , 8881351532
n×2
25773894
n×3
38660841
n×4
51547788
n×5
64434735
n÷2
6443473.5
n÷3
4295649
n÷3
3221736.75
n÷5
2577389.4
n2
166073402980809
n3
2.1401791423233E+21
n4
2.7580375177626E+28
n5
3.5542683315418E+35
2 √n
3589.83941145
3 √n
234.44987964775
4 √n
59.915268600333
5 √n
26.425913463608
1 , 3 , 9 , 223 , 669 , 2007 , 6421 , 19263 , 57789 , 1431883 , 4295649 , 12886947
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12886946
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12886947 can be divided by 12 positive divisors.
The sum of these divisors (counting 12886947) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001001010001110100011
3
Ternary
220020201120100
4
Quaternary
301022032203
5
Quinary
11244340242
6
Senary
1140113443
8
Octal
61121643
10
Decimal
12886947
12
Duodecimal
4395883
16
Hexadecimal
c4a3a3
20
Vigesimal
40ah77
36
Base36
7o7mr
md5
8d7194f6a31601fc7fd815d604d87e3b
sha1
6a27e5804ac74f0fe3026e5c1ce6d22355a60cef
sha256
add4f693f5a89969cf757ad0f526c3fad96661492ee59016463e150a37dc065c
sha512
03140b0e5a6d9ea03f8e8f3aadec4f3c29b0fc5cb8ccfe134c38c791286acc26fd8207421b3aa7d85be6f32878df7bb82358098b974f4dd5140e3c52540a6802
ripemd-160
8cd0d1d5347516845be38e74852e8d79257779cd
Diameter
25773894
Circumference
80971076.044802
Area
5.2173498276117E+14
Volume
8.9647614278521E+21
Surface area
2.0869399310447E+15
Circumference
80971076.044802
Perimeter
51547788
Area
166073402980809
Diagonal
18224895.224983
Surface area
996440417884854
Volume
2.1401791423233E+21
Space diagonal
22320846.958447
Perimeter
38660841
Area
71911892937155
Altitude
11160423.479224
Surface area
71911892937155
Volume
2.5222253074847E+20
Height
6074965.0749944