18082015 is an odd 8-digits composite number following 18082014
and preceding 18082016 . In scientific notation, it is written as 1.8082015 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 11746080 positive integers (up to 18082015) that are relatively prime to 18082015.
18082015 has 8 divisors, whose sum is 19578240
The reverse of 18082015 is 51028081
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million eighty-two thousand fifteen
Scientific notation
1.8082015 × 10^7
Engineering notation
1.8082015 × 10^6
Prime Factorization
35 × 19 × 27191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18082015
Product of the distinct prime numbers
The prime factorization of 18082015 is 35 × 19 × 27191.
Since it has a total of 3 prime factors.
1 , 3 , 87 , 85 , 306 , 78 , 646 , 616 , 41304 , 2918 , 656591 , 562310 , 3189109 , 3085883 , 20513439 , 81413756 , 45612829 , 101294152 , 8159114922 , 1640210305
n×2
36164030
n×3
54246045
n×4
72328060
n×5
90410075
n÷2
9041007.5
n÷3
6027338.3333333
n÷3
4520503.75
n÷5
3616403
n2
326959266460225
n3
5.9120823605228E+21
n4
1.0690236192421E+29
n5
1.933010111849E+36
2 √n
4252.2952625611
3 √n
262.47157364137
4 √n
65.209625536121
5 √n
28.278043943962
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
-18082014
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 18082015 can be divided by 8 positive divisors.
The sum of these divisors (counting 18082015) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100111110100011011111
3
Ternary
1021000122212021
4
Quaternary
1010332203133
5
Quinary
14112111030
6
Senary
1443321011
8
Octal
104764337
10
Decimal
18082015
12
Duodecimal
6080167
16
Hexadecimal
113e8df
20
Vigesimal
5d050f
36
Base36
ark67
md5
ae7f225cc03fb4df7520ae23df4fc574
sha1
f3e0a0d0366ff76da9947b472262a37374a7df9d
sha256
63f5cc6fac66d751020aa1a17f812ec8eec607c6f5c12dca0bad2d6c5c1ec1e6
sha512
5dde176adef330ec0a215faf53781e4a982431961564c5df6eec44b352672d605d5377bb7dbb48aa26842a1a47d97e5494237ef8738e12ecf9225b22a4487662
ripemd-160
6bf6b250f52928fc7f24a015d87bfb95232a52f4
Diameter
36164030
Circumference
113612650.9722
Area
1.0271728295346E+15
Volume
2.4764472681648E+22
Surface area
4.1086913181382E+15
Circumference
113612650.9722
Perimeter
72328060
Area
326959266460225
Diagonal
25571830.848034
Surface area
1961755598761350
Volume
5.9120823605228E+21
Space diagonal
31318968.683223
Perimeter
54246045
Area
1.4157751537864E+14
Altitude
15659484.341611
Surface area
1.4157751537864E+14
Volume
6.9674558800984E+20
Height
8523943.6160112