18993054 is an even 8-digits composite number following 18993053
and preceding 18993055 . In scientific notation, it is written as 1.8993054 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 6295680 positive integers (up to 18993054) that are relatively prime to 18993054.
18993054 has 16 divisors, whose sum is 38198160
The reverse of 18993054 is 45039981
Previous prime number is 181
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million nine hundred ninety-three thousand fifty-four
Scientific notation
1.8993054 × 10^7
Engineering notation
1.8993054 × 10^6
Prime Factorization
2 × 3 × 181 × 17489
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18993054
Product of the distinct prime numbers
The prime factorization of 18993054 is 2 × 3 × 181 × 17489.
Since it has a total of 4 prime factors.
2 , 2 , 69 , 36 , 899 , 917 , 4715 , 1908 , 27586 , 16848 , 543079 , 455834 , 9366399 , 3887563 , 56904260 , 60967855 , 778226260 , 161715442 , 7775062357 , 8978234148
n×2
37986108
n×3
56979162
n×4
75972216
n×5
94965270
n÷2
9496527
n÷3
6331018
n÷3
4748263.5
n÷5
3798610.8
n2
360736100246916
n3
6.8514802317391E+21
n4
1.3013053402135E+29
n5
2.4715762597164E+36
2 √n
4358.1021098639
3 √n
266.80764386001
4 √n
66.015923153917
5 √n
28.557419457759
1 , 2 , 3 , 6 , 181 , 362 , 543 , 1086 , 17489 , 34978 , 52467 , 104934 , 3165509 , 6331018 , 9496527 , 18993054
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
-18993053
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 18993054 can be divided by 16 positive divisors.
The sum of these divisors (counting 18993054) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000011100111110011110
3
Ternary
1022201221120110
4
Quaternary
1020130332132
5
Quinary
14330234204
6
Senary
1515030450
8
Octal
110347636
10
Decimal
18993054
12
Duodecimal
643b426
16
Hexadecimal
121cf9e
20
Vigesimal
5ie2ce
36
Base36
bb34u
md5
1876123c7b2a6863b7f637ee2e239bfa
sha1
c0e07d69dde41818867bcfc9255b822479eead58
sha256
d118e17b8e2d1d1fb6e3a461e01f1e7eb5f31eb997d876e78ee4ba8c375935a5
sha512
2d855db280d33ec47d4b83642122355097cbb3cc75b1fd2388422b8a9f7e5afefdbd7822a3f658f9d4f350bb2ca32c1a6a6383ac320e36dd1cec080c558f11db
ripemd-160
4a3506bb073d6b1e59f4b545361cce8dc52825a9
Diameter
37986108
Circumference
119336877.83127
Area
1.1332858824203E+15
Volume
2.8699413282996E+22
Surface area
4.5331435296814E+15
Circumference
119336877.83127
Perimeter
75972216
Area
360736100246916
Diagonal
26860234.557685
Surface area
2164416601481496
Volume
6.8514802317391E+21
Space diagonal
32896934.518899
Perimeter
56979162
Area
1.5620331343798E+14
Altitude
16448467.25945
Surface area
1.5620331343798E+14
Volume
8.0745468883805E+20
Height
8953411.5192282