18085690 is an even 8-digits composite number following 18085689
and preceding 18085691 . In scientific notation, it is written as 1.8085690 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 6129024 positive integers (up to 18085690) that are relatively prime to 18085690.
18085690 has 32 divisors, whose sum is 37635840
The reverse of 18085690 is 09658081
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million eighty-five thousand six hundred ninety
Scientific notation
1.8085690 × 10^7
Engineering notation
1.8085690 × 10^6
Prime Factorization
2 × 7 × 5 × 89 × 2903
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18085690
Product of the distinct prime numbers
The prime factorization of 18085690 is 2 × 7 × 5 × 89 × 2903.
Since it has a total of 5 prime factors.
1 , 5 , 11 , 14 , 815 , 328 , 6608 , 9803 , 63324 , 44440 , 42142 , 82307 , 3819006 , 1322390 , 38446194 , 47494797 , 628995171 , 848385842 , 4157383777 , 3489887870
n×2
36171380
n×3
54257070
n×4
72342760
n×5
90428450
n÷2
9042845
n÷3
6028563.3333333
n÷3
4521422.5
n÷5
3617138
n2
327092182776100
n3
5.9156878191119E+21
n4
1.0698929603323E+29
n5
1.9349752413753E+36
2 √n
4252.7273601772
3 √n
262.4893540656
4 √n
65.212938594862
5 √n
28.279193299983
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 89 , 178 , 445 , 623 , 890 , 1246 , 2903 , 3115 , 5806 , 6230 , 14515 , 20321 , 29030 , 40642 , 101605 , 203210 , 258367 , 516734 , 1291835 , 1808569 , 2583670 , 3617138 , 9042845 , 18085690
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18085689
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085690 can be divided by 32 positive divisors.
The sum of these divisors (counting 18085690) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000100111111011100111010
3
Ternary
1021000211220101
4
Quaternary
1010333130322
5
Quinary
14112220230
6
Senary
1443350014
8
Octal
104773472
10
Decimal
18085690
12
Duodecimal
608230a
16
Hexadecimal
113f73a
20
Vigesimal
5d0e4a
36
Base36
arn0a
md5
9488d8732f2863c1f10565bca6715642
sha1
0f43fb5719ad0d929a08fa19a3a7aa73b7e84ebd
sha256
554b7528f348bacfb77f2e0c074a1ffa2898a93c5546327ad7c496779406ee4e
sha512
796596da92945c5f4b1fd4512aee929d54e56486119a1a15dfe81d9d737ede2f110bacdac2d1842cee15dc6e2f2f4bee54179371a6df2f4e510ab225894701ed
ripemd-160
21bfd01c05bace28751f0a32397013c3b82e6670
Diameter
36171380
Circumference
113635741.6782
Area
1.027590398456E+15
Volume
2.477957519127E+22
Surface area
4.1103615938242E+15
Circumference
113635741.6782
Perimeter
72342760
Area
327092182776100
Diagonal
25577028.082875
Surface area
1962553096656600
Volume
5.9156878191119E+21
Space diagonal
31325333.96994
Perimeter
54257070
Area
1.416350698317E+14
Altitude
15662666.98497
Surface area
1.416350698317E+14
Volume
6.9717049537945E+20
Height
8525676.0276252