18668712 is an even 8-digits composite number following 18668711
and preceding 18668713 . In scientific notation, it is written as 1.8668712 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors.
There are 6222896 positive integers (up to 18668712) that are relatively prime to 18668712.
18668712 has 16 divisors, whose sum is 46671840
The reverse of 18668712 is 21786681
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million six hundred sixty-eight thousand seven hundred twelve
Scientific notation
1.8668712 × 10^7
Engineering notation
1.8668712 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 777863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4667178
Product of the distinct prime numbers
The prime factorization of 18668712 is 2 × 2 × 2 × 3 × 777863.
Since it has a total of 5 prime factors.
5 , 7 , 2 , 73 , 599 , 363 , 183 , 2630 , 30213 , 35267 , 195116 , 362724 , 4971046 , 1049090 , 64808211 , 63595717 , 183200233 , 183948122 , 2976110000 , 2122457854
n×2
37337424
n×3
56006136
n×4
74674848
n×5
93343560
n÷2
9334356
n÷3
6222904
n÷3
4667178
n÷5
3733742.4
n2
348520807738944
n3
6.5064345856857E+21
n4
1.2146675342701E+29
n5
2.2676278373038E+36
2 √n
4320.7304937938
3 √n
265.28016886108
4 √n
65.732263720291
5 √n
28.45921202266
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 777863 , 1555726 , 2333589 , 3111452 , 4667178 , 6222904 , 9334356 , 18668712
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
-18668711
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 18668712 can be divided by 16 positive divisors.
The sum of these divisors (counting 18668712) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000111001101110010101000
3
Ternary
1022010110122210
4
Quaternary
1013031302220
5
Quinary
14234344322
6
Senary
1504045120
8
Octal
107156250
10
Decimal
18668712
12
Duodecimal
63037a0
16
Hexadecimal
11cdca8
20
Vigesimal
5gdbfc
36
Base36
b44vc
md5
6ac11980ccfaf476ccb170408c7da1b4
sha1
233934a844a707df149795d921a2bbaa0075b852
sha256
f8ae52f4fb6c8a27d2135396d4c60990de0811916ffd2b5b4a1ee2557559dbce
sha512
96ea0965aaa60ea7ea63a88ab1e3b556a4f1aebed875c8ee1746fdaee41592cfac1b1080cf675bd9879cce22b9ae5c00f1a72ee87fe80b13655e8362a5a765a1
ripemd-160
2e4680c8b9d9a15393ffc9ae2823d327c5ebe491
Diameter
37337424
Circumference
117298976.94237
Area
1.0949104092158E+15
Volume
2.7254089460604E+22
Surface area
4.3796416368634E+15
Circumference
117298976.94237
Perimeter
74674848
Area
348520807738944
Diagonal
26401545.702437
Surface area
2091124846433664
Volume
6.5064345856857E+21
Space diagonal
32335157.695871
Perimeter
56006136
Area
1.509139366247E+14
Altitude
16167578.847935
Surface area
1.509139366247E+14
Volume
7.6679066948084E+20
Height
8800515.2341458