12690655 is an odd 8-digits composite number following 12690654
and preceding 12690656 . In scientific notation, it is written as 1.2690655 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10152520 positive integers (up to 12690655) that are relatively prime to 12690655.
12690655 has 4 divisors, whose sum is 15228792
The reverse of 12690655 is 55609621
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million six hundred ninety thousand six hundred fifty-five
Scientific notation
1.2690655 × 10^7
Engineering notation
1.2690655 × 10^6
Prime Factorization
5 × 2538131
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12690655
Product of the distinct prime numbers
The prime factorization of 12690655 is 5 × 2538131.
Since it has a total of 2 prime factors.
10 , 8 , 13 , 92 , 778 , 981 , 6503 , 8216 , 34672 , 30947 , 411678 , 393092 , 7692490 , 2015286 , 92245583 , 21192109 , 388712652 , 5286819 , 978660531 , 9694550700
n×2
25381310
n×3
38071965
n×4
50762620
n×5
63453275
n÷2
6345327.5
n÷3
4230218.3333333
n÷3
3172663.75
n÷5
2538131
n2
161052724329025
n3
2.0438645612698E+21
n4
2.5937980013801E+28
n5
3.2916995575204E+35
2 √n
3562.3945598431
3 √n
233.25341594183
4 √n
59.685798644595
5 √n
26.344915356272
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
-12690654
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 12690655 can be divided by 4 positive divisors.
The sum of these divisors (counting 12690655) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000011010010011011111
3
Ternary
212212202022021
4
Quaternary
300122103133
5
Quinary
11222100110
6
Senary
1132001011
8
Octal
60322337
10
Decimal
12690655
12
Duodecimal
4300167
16
Hexadecimal
c1a4df
20
Vigesimal
3j66cf
36
Base36
7k067
md5
edf63d0318df70e6db24c638e510d022
sha1
7fac1bd29b15422f34b0eb8853d8d278e42891cb
sha256
e948253275ac31dbd1b377554338e73e0c1510e3b8929a873c8a34f07408eb4d
sha512
af3ae8c0808defa1a208dc7d638d76e3a298d9fe0f1185ea23080231f88b7024bee77f01393e0b70d62f3eba995451eb1f6ac64c50cf1e275338b802c8d7bb12
ripemd-160
67c02df9be934cb47a8c4fe5d0e607b4a26a3935
Diameter
25381310
Circumference
79737737.034485
Area
5.0596205559269E+14
Volume
8.5613198541568E+21
Surface area
2.0238482223707E+15
Circumference
79737737.034485
Perimeter
50762620
Area
161052724329025
Diagonal
17947296.416398
Surface area
966316345974150
Volume
2.0438645612698E+21
Space diagonal
21980859.241328
Perimeter
38071965
Area
69737875308814
Altitude
10990429.620664
Surface area
69737875308814
Volume
2.4087174851679E+20
Height
5982432.1387993