18086812 is an even 8-digits composite number following 18086811
and preceding 18086813 . In scientific notation, it is written as 1.8086812 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 8982416 positive integers (up to 18086812) that are relatively prime to 18086812.
18086812 has 12 divisors, whose sum is 31865400
The reverse of 18086812 is 21868081
Previous prime number is 149
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million eighty-six thousand eight hundred twelve
Scientific notation
1.8086812 × 10^7
Engineering notation
1.8086812 × 10^6
Prime Factorization
2 × 2 × 149 × 30347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9043406
Product of the distinct prime numbers
The prime factorization of 18086812 is 2 × 2 × 149 × 30347.
Since it has a total of 4 prime factors.
5 , 6 , 82 , 79 , 337 , 368 , 6933 , 9377 , 83126 , 40895 , 592364 , 213507 , 997537 , 3070921 , 31945800 , 56855048 , 822195906 , 984532774 , 6276578351 , 9168910304
n×2
36173624
n×3
54260436
n×4
72347248
n×5
90434060
n÷2
9043406
n÷3
6028937.3333333
n÷3
4521703
n÷5
3617362.4
n2
327132768323344
n3
5.9167888797039E+21
n4
1.0701584811089E+29
n5
1.9355755258023E+36
2 √n
4252.8592734771
3 √n
262.49478205803
4 √n
65.213949991371
5 √n
28.279544168184
1 , 2 , 4 , 149 , 298 , 596 , 30347 , 60694 , 121388 , 4521703 , 9043406 , 18086812
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
-18086811
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 18086812 can be divided by 12 positive divisors.
The sum of these divisors (counting 18086812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000100111111101110011100
3
Ternary
1021000220102221
4
Quaternary
1010333232130
5
Quinary
14112234222
6
Senary
1443355124
8
Octal
104775634
10
Decimal
18086812
12
Duodecimal
6082aa4
16
Hexadecimal
113fb9c
20
Vigesimal
5d0h0c
36
Base36
arnvg
md5
067beb4bf448f311eccf644766c3d182
sha1
6991447bf5509d31cfde255a3dbbe1c0e77e995a
sha256
d0e22beaf7eff616777cf86936bb5aeba028dedd554ca96e64bbf9a45ee4c5a2
sha512
e60f69541aec21cdc4cfd98d5fb6306e5956b03fd04f6e971b2e25bef544a7849947d88ded57f64411eb8db2f1f84979e0dc8f05829565c94cd32ab490c09bca
ripemd-160
d1f89d17df10c2105b4d0976162ad436ea5343f5
Diameter
36173624
Circumference
113642791.41212
Area
1.0277179017131E+15
Volume
2.4784187303093E+22
Surface area
4.1108716068524E+15
Circumference
113642791.41212
Perimeter
72347248
Area
327132768323344
Diagonal
25578614.830492
Surface area
1962796609940064
Volume
5.9167888797039E+21
Space diagonal
31327277.330946
Perimeter
54260436
Area
1.4165264388917E+14
Altitude
15663638.665473
Surface area
1.4165264388917E+14
Volume
6.9730025661463E+20
Height
8526204.9434975