18492009 is an odd 8-digits composite number following 18492008
and preceding 18492010 . In scientific notation, it is written as 1.8492009 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 12065616 positive integers (up to 18492009) that are relatively prime to 18492009.
18492009 has 8 divisors, whose sum is 25180800
The reverse of 18492009 is 90029481
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighteen million four hundred ninety-two thousand nine
Scientific notation
1.8492009 × 10^7
Engineering notation
1.8492009 × 10^6
Prime Factorization
3 × 47 × 131149
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18492009
Product of the distinct prime numbers
The prime factorization of 18492009 is 3 × 47 × 131149.
Since it has a total of 3 prime factors.
9 , 1 , 57 , 1 , 852 , 38 , 7856 , 6563 , 83234 , 49019 , 309102 , 566923 , 4397375 , 8803902 , 64913153 , 96570595 , 383251296 , 709169721 , 2680479169 , 1372361313
n×2
36984018
n×3
55476027
n×4
73968036
n×5
92460045
n÷2
9246004.5
n÷3
6164003
n÷3
4623002.25
n÷5
3698401.8
n2
341954396856081
n3
6.3234237842522E+21
n4
1.1693280952921E+29
n5
2.1623225662094E+36
2 √n
4300.233598306
3 √n
264.44053799412
4 √n
65.576166389215
5 √n
28.405132485442
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
-18492008
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 18492009 can be divided by 8 positive divisors.
The sum of these divisors (counting 18492009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110100010101001101001
3
Ternary
1021210111021020
4
Quaternary
1012202221221
5
Quinary
14213221014
6
Senary
1500203053
8
Octal
106425151
10
Decimal
18492009
12
Duodecimal
6239489
16
Hexadecimal
11a2a69
20
Vigesimal
5fba09
36
Base36
b0cix
md5
0b13b8773f81c51c771cdd41763a3083
sha1
a33ad948e119d57a630ddda19bef5eb0027d5cea
sha256
ff28021d71bffa4a21a41986f4dd8e063755f702b2bfd9d3ec4624dcba2c7682
sha512
42c7ad3d1d4edad47292eae40d658cc30cdd6030d4acf528cebb1248637a94959a68c28ee7acfb95289cdacdba04a213be5ea51cb5117a59964e080a4541f003
ripemd-160
4ee3961408aff1688a1efcd2c95d65b031987d0c
Diameter
36984018
Circumference
116188719.24903
Area
1.0742814210258E+15
Volume
2.6487495608189E+22
Surface area
4.2971256841032E+15
Circumference
116188719.24903
Perimeter
73968036
Area
341954396856081
Diagonal
26151649.923325
Surface area
2051726381136486
Volume
6.3234237842522E+21
Space diagonal
32029099.122021
Perimeter
55476027
Area
1.4807059730658E+14
Altitude
16014549.56101
Surface area
1.4807059730658E+14
Volume
7.4522263969351E+20
Height
8717216.6411084