12681806 is an even 8-digits composite number following 12681805
and preceding 12681807 . In scientific notation, it is written as 1.2681806 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 6340902 positive integers (up to 12681806) that are relatively prime to 12681806.
12681806 has 4 divisors, whose sum is 19022712
The reverse of 12681806 is 60818621
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million six hundred eighty-one thousand eight hundred six
Scientific notation
1.2681806 × 10^7
Engineering notation
1.2681806 × 10^6
Prime Factorization
2 × 6340903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12681806
Product of the distinct prime numbers
The prime factorization of 12681806 is 2 × 6340903.
Since it has a total of 2 prime factors.
9 , 9 , 81 , 82 , 251 , 897 , 5461 , 1389 , 28728 , 45309 , 360714 , 340980 , 8553808 , 4194791 , 84820441 , 86805620 , 919838350 , 470150711 , 3817037172 , 8729062199
n×2
25363612
n×3
38045418
n×4
50727224
n×5
63409030
n÷2
6340903
n÷3
4227268.6666667
n÷3
3170451.5
n÷5
2536361.2
n2
160828203421636
n3
2.0395920751217E+21
n4
2.5865711015831E+28
n5
3.2802392915483E+35
2 √n
3561.1523415883
3 √n
233.19918865387
4 √n
59.675391423838
5 √n
26.341240349658
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
-12681805
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 12681806 can be divided by 4 positive divisors.
The sum of these divisors (counting 12681806) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000011000001001001110
3
Ternary
212212022011112
4
Quaternary
300120021032
5
Quinary
11221304211
6
Senary
1131452022
8
Octal
60301116
10
Decimal
12681806
12
Duodecimal
42b7012
16
Hexadecimal
c1824e
20
Vigesimal
3j54a6
36
Base36
7jtce
md5
58e6e8c197e73f1d6db9388a91711aa4
sha1
44f838417c2ac9cf9295fd4a10a2183a97e86884
sha256
bc2fa477125337b5d1d92da7352c5e0ef7d439290918c1a3da7185ecef2a9b84
sha512
e773adc327a51e55709ca4b97b39ecfd1f2c6ff094a8acc14f31750e6f67aa1ce8e48d05cd6cfb4ab8f75ee9e550bbba539e9b3d20198fd7a60b10e339d77926
ripemd-160
f6e05a6de905b678937f2b775792966ce5df667e
Diameter
25363612
Circumference
79682137.127702
Area
5.0525670235946E+14
Volume
8.5434233060298E+21
Surface area
2.0210268094378E+15
Circumference
79682137.127702
Perimeter
50727224
Area
160828203421636
Diagonal
17934782.040584
Surface area
964969220529816
Volume
2.0395920751217E+21
Space diagonal
21965532.323732
Perimeter
38045418
Area
69640654904074
Altitude
10982766.161866
Surface area
69640654904074
Volume
2.4036823119549E+20
Height
5978260.6801948