12886 is an even 5-digits composite number following 12885
and preceding 12887 . In scientific notation, it is written as 1.2886 × 10^4.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 6048 positive integers (up to 12886) that are relatively prime to 12886.
12886 has 8 divisors, whose sum is 20520
The reverse of 12886 is 68821
Previous prime number is 17
Is Prime? no
Number parity even
Number length 5
Sum of Digits 25
Digital Root 7
Name
twelve thousand eight hundred eighty-six
Scientific notation
1.2886 × 10^4
Engineering notation
1.2886 × 10^3
Prime Factorization
2 × 17 × 379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12886
Product of the distinct prime numbers
The prime factorization of 12886 is 2 × 17 × 379.
Since it has a total of 3 prime factors.
2 , 5 , 82 , 84 , 260 , 40 , 1268 , 4546 , 44913 , 19279 , 959212 , 515030 , 1690857 , 1076476 , 69611279 , 23180363 , 317047042 , 562634443 , 3945074033 , 754166897
n×2
25772
n×3
38658
n×4
51544
n×5
64430
n÷2
6443
n÷3
4295.3333333333
n÷3
3221.5
n÷5
2577.2
n2
166048996
n3
2139707362456
n4
27572269072608016
n5
3.5529625926963E+20
2 √n
113.51651862174
3 √n
23.44441366409
4 √n
10.654413105457
5 √n
6.6377917867427
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
-12885
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 12886 can be divided by 8 positive divisors.
The sum of these divisors (counting 12886) is 1, the average is 0.125.
Base
System
Value
2
Binary
11001001010110
3
Ternary
122200021
4
Quaternary
3021112
5
Quinary
403021
6
Senary
135354
8
Octal
31126
10
Decimal
12886
12
Duodecimal
755a
16
Hexadecimal
3256
20
Vigesimal
1c46
36
Base36
9xy
md5
aed8c38949e3efc60bb86697f5c07c98
sha1
e09566461a160c0b75125d24b6824d8bd6e73fb5
sha256
d2022f65f5d988ccf235a8d95d59d0bbc77712e04d6da6c82bf6b6a02526785a
sha512
4903f6b60e0d3a260892992cdcb20506c940b18a7244588ea14edffed29ff14da230de729c6e62d5bb9b804106ffd866c0b207bba3f0120c40506fc006d78cf4
ripemd-160
50d28442a42d0aa3130b96e267ca8e61b3cc21ee
Diameter
25772
Circumference
80965.125868316
Area
521658305.96956
Volume
8962785240965
Surface area
2086633223.8782
Circumference
80965.125868316
Perimeter
51544
Area
166048996
Diagonal
18223.55596474
Surface area
996293976
Volume
2139707362456
Space diagonal
22319.206706333
Perimeter
38658
Area
71901324.40445
Altitude
11159.603353166
Surface area
71901324.40445
Volume
252166930957.9
Height
6074.5186549132