18040018 is an even 8-digits composite number following 18040017
and preceding 18040019 . In scientific notation, it is written as 1.8040018 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 8735760 positive integers (up to 18040018) that are relatively prime to 18040018.
18040018 has 16 divisors, whose sum is 27926784
The reverse of 18040018 is 81004081
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighteen million forty thousand eighteen
Scientific notation
1.8040018 × 10^7
Engineering notation
1.8040018 × 10^6
Prime Factorization
2 × 61 × 67 × 2207
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18040018
Product of the distinct prime numbers
The prime factorization of 18040018 is 2 × 61 × 67 × 2207.
Since it has a total of 4 prime factors.
8 , 6 , 35 , 99 , 820 , 957 , 7702 , 5997 , 77667 , 23113 , 655893 , 219757 , 1164059 , 7032515 , 29413135 , 92310400 , 662273397 , 528427017 , 1770100342 , 4723345792
n×2
36080036
n×3
54120054
n×4
72160072
n×5
90200090
n÷2
9020009
n÷3
6013339.3333333
n÷3
4510004.5
n÷5
3608003.6
n2
325442249440324
n3
5.8709840378639E+21
n4
1.0591265772078E+29
n5
1.9106662517107E+36
2 √n
4247.3542352858
3 √n
262.2682120199
4 √n
65.171728803875
5 √n
28.264896096608
1 , 2 , 61 , 67 , 122 , 134 , 2207 , 4087 , 4414 , 8174 , 134627 , 147869 , 269254 , 295738 , 9020009 , 18040018
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
-18040017
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 18040018 can be divided by 16 positive divisors.
The sum of these divisors (counting 18040018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100110100010011010010
3
Ternary
1020221112020211
4
Quaternary
1010310103102
5
Quinary
14104240033
6
Senary
1442354334
8
Octal
104642322
10
Decimal
18040018
12
Duodecimal
605b9aa
16
Hexadecimal
11344d2
20
Vigesimal
5cf00i
36
Base36
aqnrm
md5
9ddcdf3391940754683513f65e05bc96
sha1
4ab8a42b7921818abf22c256901b224f020a8eec
sha256
9b5b9e62b1d8ab09011212de6b039dc464308d5ab77ad25232478cb39ffb7d6b
sha512
31c947561e2a913c20c2577c51d792669e1bc053e7ae127e7e18b1b325e34c711d9c8f2b71f0e7aa4b2a813f112fc4335624eed61b7d5da9c0a70d95119998f3
ripemd-160
a8806829cdb544eb6c94c069bc0f40958738c745
Diameter
36080036
Circumference
113348776.03886
Area
1.0224069800095E+15
Volume
2.4592320430262E+22
Surface area
4.0896279200378E+15
Circumference
113348776.03886
Perimeter
72160072
Area
325442249440324
Diagonal
25512438.121055
Surface area
1952653496641944
Volume
5.8709840378639E+21
Space diagonal
31246227.745457
Perimeter
54120054
Area
1.4092062774004E+14
Altitude
15623113.872729
Surface area
1.4092062774004E+14
Volume
6.9190210423526E+20
Height
8504146.0403516