18082005 is an odd 8-digits composite number following 18082004
and preceding 18082006 . In scientific notation, it is written as 1.8082005 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 9643728 positive integers (up to 18082005) that are relatively prime to 18082005.
18082005 has 4 divisors, whose sum is 19287488
The reverse of 18082005 is 50028081
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
eighteen million eighty-two thousand five
Scientific notation
1.8082005 × 10^7
Engineering notation
1.8082005 × 10^6
Prime Factorization
15 × 1205467
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18082005
Product of the distinct prime numbers
The prime factorization of 18082005 is 15 × 1205467.
Since it has a total of 2 prime factors.
1 , 3 , 2 , 98 , 180 , 499 , 2516 , 3099 , 73081 , 43547 , 170662 , 518068 , 8085175 , 8909264 , 95592696 , 61839509 , 805338864 , 52808501 , 4400989856 , 2566021839
n×2
36164010
n×3
54246015
n×4
72328020
n×5
90410025
n÷2
9041002.5
n÷3
6027335
n÷3
4520501.25
n÷5
3616401
n2
326958904820025
n3
5.9120725517502E+21
n4
1.0690212544111E+29
n5
1.9330047667368E+36
2 √n
4252.2940867254
3 √n
262.47152525598
4 √n
65.209616520306
5 √n
28.278040816208
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18082004
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18082005 can be divided by 4 positive divisors.
The sum of these divisors (counting 18082005) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111110100011010101
3
Ternary
1021000122211220
4
Quaternary
1010332203111
5
Quinary
14112111010
6
Senary
1443320553
8
Octal
104764325
10
Decimal
18082005
12
Duodecimal
6080159
16
Hexadecimal
113e8d5
20
Vigesimal
5d0505
36
Base36
ark5x
md5
a4bde37f089f04fe512dc05dc91d0d5a
sha1
a9776ec954ccfbb9b6402fca76ba67db4b8fda96
sha256
ffdf06d241c73130c1889a0aeb54a8c0f7aa51bdf93ded04e2ac51f34f4dff23
sha512
aab14a3021eee078a8069aaf1967c20034a45f718716b9ddf48549ce334de6443c4d9ee9cf58c9b6df18403c2efe3f922b10eb115f9345b7bbdc052a76abe925
ripemd-160
de58b1ec45629d39e41730ebbdf6e79814bc132c
Diameter
36164010
Circumference
113612588.14035
Area
1.0271716934084E+15
Volume
2.4764431594758E+22
Surface area
4.1086867736334E+15
Circumference
113612588.14035
Perimeter
72328020
Area
326958904820025
Diagonal
25571816.705898
Surface area
1961753428920150
Volume
5.9120725517502E+21
Space diagonal
31318951.362714
Perimeter
54246015
Area
1.4157735878384E+14
Altitude
15659475.681357
Surface area
1.4157735878384E+14
Volume
6.9674443203491E+20
Height
8523938.901966