18240015 is an odd 8-digits composite number following 18240014
and preceding 18240016 . In scientific notation, it is written as 1.8240015 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 9704832 positive integers (up to 18240015) that are relatively prime to 18240015.
18240015 has 8 divisors, whose sum is 19502400
The reverse of 18240015 is 51004281
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
eighteen million two hundred forty thousand fifteen
Scientific notation
1.8240015 × 10^7
Engineering notation
1.8240015 × 10^6
Prime Factorization
15 × 509 × 2389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18240015
Product of the distinct prime numbers
The prime factorization of 18240015 is 15 × 509 × 2389.
Since it has a total of 3 prime factors.
8 , 5 , 1 , 68 , 265 , 145 , 1289 , 2270 , 38789 , 31027 , 747488 , 956174 , 9898317 , 983475 , 1118642 , 44115724 , 733509363 , 351153793 , 6038060410 , 6090344482
n×2
36480030
n×3
54720045
n×4
72960060
n×5
91200075
n÷2
9120007.5
n÷3
6080005
n÷3
4560003.75
n÷5
3648003
n2
332698147200225
n3
6.0684191954043E+21
n4
1.1068805715046E+29
n5
2.0189518227453E+36
2 √n
4270.8330569106
3 √n
263.23384676802
4 √n
65.351610974103
5 √n
28.327290624378
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
-18240014
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 18240015 can be divided by 8 positive divisors.
The sum of these divisors (counting 18240015) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101100101001000001111
3
Ternary
1021022200121010
4
Quaternary
1011211020033
5
Quinary
14132140030
6
Senary
1450540303
8
Octal
105451017
10
Decimal
18240015
12
Duodecimal
6137693
16
Hexadecimal
116520f
20
Vigesimal
5e000f
36
Base36
auy33
md5
61c5d752d024aa16e90af7c1342a63b5
sha1
f859595ff9c8931ed10ae942d710e1b0a1fe1479
sha256
a35cdd3dfb743104e5a2ad554ef1e4d46c5d73c73a0502273ebc584b1c668363
sha512
a0f1cffdfbace9aa3cfae6c80cf30a0435d79f5d427ef671a2c16a2a00492382dddad6bc2c9db624f10f30556f8c8a0413df8e8ab6530aaf8bd35c7e280577d0
ripemd-160
dca85402227055dddfdf9507d86c7a858754d6ba
Diameter
36480030
Circumference
114605394.25074
Area
1.0452020551072E+15
Volume
2.5419334884247E+22
Surface area
4.1808082204286E+15
Circumference
114605394.25074
Perimeter
72960060
Area
332698147200225
Diagonal
25795276.590889
Surface area
1996188883201350
Volume
6.0684191954043E+21
Space diagonal
31592632.710818
Perimeter
54720045
Area
1.440625236337E+14
Altitude
15796316.355409
Surface area
1.440625236337E+14
Volume
7.1517006069217E+20
Height
8598425.5302962