18309039 is an odd 8-digits composite number following 18309038
and preceding 18309040 . In scientific notation, it is written as 1.8309039 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 10438560 positive integers (up to 18309039) that are relatively prime to 18309039.
18309039 has 16 divisors, whose sum is 27962880
The reverse of 18309039 is 93090381
Previous prime number is 661
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighteen million three hundred nine thousand thirty-nine
Scientific notation
1.8309039 × 10^7
Engineering notation
1.8309039 × 10^6
Prime Factorization
7 × 3 × 661 × 1319
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18309039
Product of the distinct prime numbers
The prime factorization of 18309039 is 7 × 3 × 661 × 1319.
Since it has a total of 4 prime factors.
8 , 3 , 64 , 90 , 527 , 92 , 4321 , 6959 , 69214 , 62592 , 335456 , 742348 , 1146066 , 3101103 , 38884752 , 62096332 , 216980908 , 8863822 , 1030493540 , 6006778224
n×2
36618078
n×3
54927117
n×4
73236156
n×5
91545195
n÷2
9154519.5
n÷3
6103013
n÷3
4577259.75
n÷5
3661807.8
n2
335220909103521
n3
6.1375726983918E+21
n4
1.1237305790019E+29
n5
2.0574426996439E+36
2 √n
4278.9062854893
3 √n
263.56547263032
4 √n
65.413349444049
5 √n
28.348697514253
1 , 3 , 7 , 21 , 661 , 1319 , 1983 , 3957 , 4627 , 9233 , 13881 , 27699 , 871859 , 2615577 , 6103013 , 18309039
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18309038
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18309039 can be divided by 16 positive divisors.
The sum of these divisors (counting 18309039) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101110101111110101111
3
Ternary
1021110012021120
4
Quaternary
1011311332233
5
Quinary
14141342124
6
Senary
1452232023
8
Octal
105657657
10
Decimal
18309039
12
Duodecimal
616b613
16
Hexadecimal
1175faf
20
Vigesimal
5e8cbj
36
Base36
awfcf
md5
3f229c7a54e299f2235270d0e55e89de
sha1
f6465f9a5497ae77a9cf20de0fb114856d92d461
sha256
44f663e6413a46034ac28c60e401a471e48013609a5c7e431871cbda9f58942b
sha512
fe77ccf14022bb8a4852474a5b9b9f42cf98204e147a2c553d436a3a1513db6669b76b8b3dfa5a9e6ca6058c52d594e1f3cdd6702da6071ef05f18c24d1e3000
ripemd-160
95209aa79e01f2cda4cad139d949a64236a679cd
Diameter
36618078
Circumference
115039084.83338
Area
1.0531275453693E+15
Volume
2.5709004400188E+22
Surface area
4.2125101814773E+15
Circumference
115039084.83338
Perimeter
73236156
Area
335220909103521
Diagonal
25892891.267818
Surface area
2011325454621126
Volume
6.1375726983918E+21
Space diagonal
31712185.78576
Perimeter
54927117
Area
1.4515491158168E+14
Altitude
15856092.89288
Surface area
1.4515491158168E+14
Volume
7.2331987917638E+20
Height
8630963.7559393