12691806 is an even 8-digits composite number following 12691805
and preceding 12691807 . In scientific notation, it is written as 1.2691806 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 4230600 positive integers (up to 12691806) that are relatively prime to 12691806.
12691806 has 8 divisors, whose sum is 25383624
The reverse of 12691806 is 60819621
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million six hundred ninety-one thousand eight hundred six
Scientific notation
1.2691806 × 10^7
Engineering notation
1.2691806 × 10^6
Prime Factorization
2 × 3 × 2115301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12691806
Product of the distinct prime numbers
The prime factorization of 12691806 is 2 × 3 × 2115301.
Since it has a total of 3 prime factors.
5 , 8 , 30 , 66 , 37 , 464 , 5823 , 4931 , 87290 , 49480 , 409947 , 424764 , 4797888 , 6613600 , 15659078 , 27857905 , 891988555 , 443237222 , 6459882891 , 2012836789
n×2
25383612
n×3
38075418
n×4
50767224
n×5
63459030
n÷2
6345903
n÷3
4230602
n÷3
3172951.5
n÷5
2538361.2
n2
161081939541636
n3
2.0444207267662E+21
n4
2.5947391246495E+28
n5
3.2931925590662E+35
2 √n
3562.5561048214
3 √n
233.2604674971
4 √n
59.68715192419
5 √n
26.345393218094
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
-12691805
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 12691806 can be divided by 8 positive divisors.
The sum of these divisors (counting 12691806) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000011010100101011110
3
Ternary
212212210212220
4
Quaternary
300122211132
5
Quinary
11222114211
6
Senary
1132010210
8
Octal
60324536
10
Decimal
12691806
12
Duodecimal
4300966
16
Hexadecimal
c1a95e
20
Vigesimal
3j69a6
36
Base36
7k126
md5
b8767d2019eef02212b413ea650651af
sha1
4c64f5cad025acd1caa9f988a29f7b2269262312
sha256
ee352c3e9a732e8020843da25fa76fc990101b8352f31ba6d878b8ad1894ae7d
sha512
83d45737e2420a111a89ddc567de8d0672f4163e2db9375c8633ed0094971ecdca843e01cfe481fbad616e30aa281ce4358d983a97714d44f85af7f26f013ef4
ripemd-160
920141812c0d1320c166a31a02f1d02e658d1ae1
Diameter
25383612
Circumference
79744968.980774
Area
5.0605383789E+14
Volume
8.5636495147404E+21
Surface area
2.02421535156E+15
Circumference
79744968.980774
Perimeter
50767224
Area
161081939541636
Diagonal
17948924.176208
Surface area
966491637249816
Volume
2.0444207267662E+21
Space diagonal
21982852.831808
Perimeter
38075418
Area
69750525866963
Altitude
10991426.415904
Surface area
69750525866963
Volume
2.4093729324912E+20
Height
5982974.7254027