12618918 is an even 8-digits composite number following 12618917
and preceding 12618919 . In scientific notation, it is written as 1.2618918 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 3882672 positive integers (up to 12618918) that are relatively prime to 12618918.
12618918 has 16 divisors, whose sum is 22649760
The reverse of 12618918 is 81981621
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million six hundred eighteen thousand nine hundred eighteen
Scientific notation
1.2618918 × 10^7
Engineering notation
1.2618918 × 10^6
Prime Factorization
2 × 13 × 9 × 53927
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12618918
Product of the distinct prime numbers
The prime factorization of 12618918 is 2 × 13 × 9 × 53927.
Since it has a total of 4 prime factors.
7 , 3 , 75 , 75 , 7 , 142 , 259 , 5432 , 26327 , 2173 , 182704 , 796348 , 5538677 , 8856667 , 20702263 , 63857107 , 406256102 , 48499629 , 8952802748 , 1363152370
n×2
25237836
n×3
37856754
n×4
50475672
n×5
63094590
n÷2
6309459
n÷3
4206306
n÷3
3154729.5
n÷5
2523783.6
n2
159237091490724
n3
2.0093998000799E+21
n4
2.5356451306425E+28
n5
3.1997097980677E+35
2 √n
3552.3116417342
3 √n
232.81307805511
4 √n
59.601272148622
5 √n
26.315063579472
1 , 2 , 9 , 13 , 18 , 26 , 117 , 234 , 53927 , 107854 , 485343 , 701051 , 970686 , 1402102 , 6309459 , 12618918
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12618917
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12618918 can be divided by 16 positive divisors.
The sum of these divisors (counting 12618918) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000001000110010100110
3
Ternary
212202002220100
4
Quaternary
300020302212
5
Quinary
11212301133
6
Senary
1130244530
8
Octal
60106246
10
Decimal
12618918
12
Duodecimal
4286746
16
Hexadecimal
c08ca6
20
Vigesimal
3ih75i
36
Base36
7igti
md5
69d7f0b01365c63faf73b2baa520a8db
sha1
70824d71795f578e9666fdc96f339972fb384ce0
sha256
e0660b138c009eeccacb60f776bb3c955a59c4e22d8b0b4217e5c802bc4cd2a8
sha512
b7109c92d644964e47d234b478acf5c7859d98838007c1c64acc7b28e0d659ea62271501dd0c1aa71be572b08e1c3ff8b149639d8cf08697ed7a43200b4212b2
ripemd-160
4211c4ef28967bfc9c510bb37b63f99ff84487e3
Diameter
25237836
Circumference
79287000.170104
Area
5.0025807680626E+14
Volume
8.4169542000746E+21
Surface area
2.0010323072251E+15
Circumference
79287000.170104
Perimeter
50475672
Area
159237091490724
Diagonal
17845844.978074
Surface area
955422548944344
Volume
2.0093998000799E+21
Space diagonal
21856607.112545
Perimeter
37856754
Area
68951683227857
Altitude
10928303.556273
Surface area
68951683227857
Volume
2.3681003745857E+20
Height
5948614.9926913