18189085 is an odd 8-digits composite number following 18189084
and preceding 18189086 . In scientific notation, it is written as 1.8189085 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 14469264 positive integers (up to 18189085) that are relatively prime to 18189085.
18189085 has 8 divisors, whose sum is 21949920
The reverse of 18189085 is 58098181
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighteen million one hundred eighty-nine thousand eighty-five
Scientific notation
1.8189085 × 10^7
Engineering notation
1.8189085 × 10^6
Prime Factorization
5 × 179 × 20323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18189085
Product of the distinct prime numbers
The prime factorization of 18189085 is 5 × 179 × 20323.
Since it has a total of 3 prime factors.
1 , 9 , 92 , 41 , 553 , 384 , 4828 , 7148 , 52735 , 19688 , 630606 , 228504 , 6218036 , 1671783 , 53917032 , 27369272 , 103088569 , 504636810 , 1367919678 , 4446810002
n×2
36378170
n×3
54567255
n×4
72756340
n×5
90945425
n÷2
9094542.5
n÷3
6063028.3333333
n÷3
4547271.25
n÷5
3637817
n2
330842813137225
n3
6.0177280497921E+21
n4
1.0945696700455E+29
n5
1.990922076688E+36
2 √n
4264.8663519506
3 √n
262.98861675878
4 √n
65.305944231368
5 √n
28.311453762881
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
-18189084
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 18189085 can be divided by 8 positive divisors.
The sum of these divisors (counting 18189085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101011000101100011101
3
Ternary
1021020002201211
4
Quaternary
1011120230131
5
Quinary
14124022320
6
Senary
1445504421
8
Octal
105305435
10
Decimal
18189085
12
Duodecimal
6112111
16
Hexadecimal
1158b1d
20
Vigesimal
5ddce5
36
Base36
atusd
md5
1a43e704d92ce38f3b8e7d9d69caca6d
sha1
7be9cb87cf50f59aca9b9d18b49bafeff8d608c1
sha256
25a9ea5c81565fab00dc9418cde27829d785441d96135ddbf3d7b9eb589ce8ed
sha512
a9a7eee1f114c2f188aa0086939e9ee24d5486f9d42615b17250fb2265da7f4481aeff0ba48a8eaa005177fa19646067582f3ab41650ab20343086f9493589a7
ripemd-160
b8ddb2731aa305366aae68b5283b4269d5047c08
Diameter
36378170
Circumference
114285391.62304
Area
1.0393733512449E+15
Volume
2.5207000310037E+22
Surface area
4.1574934049795E+15
Circumference
114285391.62304
Perimeter
72756340
Area
330842813137225
Diagonal
25723250.694157
Surface area
1985056878823350
Volume
6.0177280497921E+21
Space diagonal
31504419.363189
Perimeter
54567255
Area
1.4325914041817E+14
Altitude
15752209.681594
Surface area
1.4325914041817E+14
Volume
7.0919605189075E+20
Height
8574416.8980523