12886661 is an odd 8-digits prime number following 12886660
and preceding 12886662 . In scientific notation, it is written as 1.2886661 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 12886660 positive integers (up to 12886661) that are relatively prime to 12886661.
12886661 has 2 divisors, whose sum is 12886662
The reverse of 12886661 is 16668821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million eight hundred eighty-six thousand six hundred sixty-one
Scientific notation
1.2886661 × 10^7
Engineering notation
1.2886661 × 10^6
Prime Factorization
12886661
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12886661
Product of the distinct prime numbers
The prime factorization of 12886661 is 12886661.
Since it has a total of 1 prime factors.
4 , 5 , 98 , 65 , 12 , 881 , 1597 , 6889 , 4028 , 91733 , 289674 , 126694 , 1319202 , 7984456 , 91867437 , 27028059 , 548247557 , 26081573 , 9812042450 , 4961816396
n×2
25773322
n×3
38659983
n×4
51546644
n×5
64433305
n÷2
6443330.5
n÷3
4295553.6666667
n÷3
3221665.25
n÷5
2577332.2
n2
166066031728921
n3
2.1400366545058E+21
n4
2.7577926894191E+28
n5
3.5538739496822E+35
2 √n
3589.7995765781
3 √n
234.44814525295
4 √n
59.914936172695
5 √n
26.425796168513
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12886662
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6443331
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3589.7997158616
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998448008
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12886661 can be divided by 2 positive divisors.
The sum of these divisors (counting 12886661) is 12886662, the average is 6443331.
Base
System
Value
2
Binary
110001001010001010000101
3
Ternary
220020201011202
4
Quaternary
301022022011
5
Quinary
11244333121
6
Senary
1140112245
8
Octal
61121205
10
Decimal
12886661
12
Duodecimal
4395685
16
Hexadecimal
c4a285
20
Vigesimal
40agd1
36
Base36
7o7et
md5
ca2f4a6efdf81afe30c952dd90978bf9
sha1
68777d79da934636b4408700f03524ff0ca871a3
sha256
66036bbe02c8e9dbbfaa2b6c48a4101792ea05a746b369cabfce418143ea5320
sha512
dfa11b36eaf0d9c7faf36b8585827089c3c94773e40b8fecafa38a815a70e9652eb34d85c5a313bfc55f778f9b7bd48a5fe6947113d257f533ffd7825042fb16
ripemd-160
6bc65bb0ca495a6d5c98a5fcfd637e4cac8646f6
Diameter
25773322
Circumference
80969279.053804
Area
5.2171182529039E+14
Volume
8.9641645762779E+21
Surface area
2.0868473011616E+15
Circumference
80969279.053804
Perimeter
51546644
Area
166066031728921
Diagonal
18224490.759904
Surface area
996396190373526
Volume
2.1400366545058E+21
Space diagonal
22320351.591916
Perimeter
38659983
Area
71908701091459
Altitude
11160175.795958
Surface area
71908701091459
Volume
2.5220573839814E+20
Height
6074830.2533015