12686908 is an even 8-digits composite number following 12686907
and preceding 12686909 . In scientific notation, it is written as 1.2686908 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors.
There are 5546880 positive integers (up to 12686908) that are relatively prime to 12686908.
12686908 has 12 divisors, whose sum is 22293712
The reverse of 12686908 is 80968621
Previous prime number is 247
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million six hundred eighty-six thousand nine hundred eight
Scientific notation
1.2686908 × 10^7
Engineering notation
1.2686908 × 10^6
Prime Factorization
2 × 2 × 247 × 12841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6343454
Product of the distinct prime numbers
The prime factorization of 12686908 is 2 × 2 × 247 × 12841.
Since it has a total of 4 prime factors.
1 , 1 , 74 , 93 , 596 , 208 , 372 , 214 , 34837 , 11360 , 265012 , 887605 , 2695910 , 1749307 , 75215820 , 12286658 , 723342617 , 846225099 , 4221759786 , 6394652179
n×2
25373816
n×3
38060724
n×4
50747632
n×5
63434540
n÷2
6343454
n÷3
4228969.3333333
n÷3
3171727
n÷5
2537381.6
n2
160957634600464
n3
2.0420547020737E+21
n4
2.5907360136176E+28
n5
3.2868429457054E+35
2 √n
3561.8686107154
3 √n
233.23045714309
4 √n
59.681392499802
5 √n
26.343359470334
1 , 2 , 4 , 247 , 494 , 988 , 12841 , 25682 , 51364 , 3171727 , 6343454 , 12686908
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
-12686907
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 12686908 can be divided by 12 positive divisors.
The sum of these divisors (counting 12686908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000011001011000111100
3
Ternary
212212120011111
4
Quaternary
300121120330
5
Quinary
11221440113
6
Senary
1131531404
8
Octal
60313074
10
Decimal
12686908
12
Duodecimal
42b9b64
16
Hexadecimal
c1963c
20
Vigesimal
3j5h58
36
Base36
7jxa4
md5
3a128fe05f8378fc3acb3dbf1b3814de
sha1
f8134569970c44ae436803fccb87ab5ce740f4d4
sha256
419fd4b08917b857fe0849e0817d27a5641214f948ad2eaa4bb5ecc8618075d7
sha512
a9a12e1b05986d216f41decd074f634b968fe95753b0617ef20f4844b471d7bbd6bf33306bcecc033c541993a5f9fc5d8d11be6dc98f5f48dd9044f7c1c8d035
ripemd-160
910b933b116cf7ee7b4cd2b21177024b71eb03fe
Diameter
25373816
Circumference
79714193.939139
Area
5.0566332240001E+14
Volume
8.5537387336843E+21
Surface area
2.0226532896E+15
Circumference
79714193.939139
Perimeter
50747632
Area
160957634600464
Diagonal
17941997.35818
Surface area
965745807602784
Volume
2.0420547020737E+21
Space diagonal
21974369.246952
Perimeter
38060724
Area
69696700248527
Altitude
10987184.623476
Surface area
69696700248527
Volume
2.4065845456503E+20
Height
5980665.7860599