18054421 is an odd 8-digits composite number following 18054420
and preceding 18054422 . In scientific notation, it is written as 1.8054421 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 14068320 positive integers (up to 18054421) that are relatively prime to 18054421.
18054421 has 4 divisors, whose sum is 18288972
The reverse of 18054421 is 12445081
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million fifty-four thousand four hundred twenty-one
Scientific notation
1.8054421 × 10^7
Engineering notation
1.8054421 × 10^6
Prime Factorization
77 × 234473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18054421
Product of the distinct prime numbers
The prime factorization of 18054421 is 77 × 234473.
Since it has a total of 2 prime factors.
9 , 6 , 27 , 7 , 790 , 191 , 837 , 1787 , 51669 , 28609 , 569794 , 780955 , 738518 , 4435943 , 74262531 , 77666100 , 835338548 , 822329310 , 9166059519 , 6952364193
n×2
36108842
n×3
54163263
n×4
72217684
n×5
90272105
n÷2
9027210.5
n÷3
6018140.3333333
n÷3
4513605.25
n÷5
3610884.2
n2
325962117645241
n3
5.8850573020187E+21
n4
1.0625130213977E+29
n5
1.9183057406296E+36
2 √n
4249.0494231063
3 √n
262.33799103766
4 √n
65.184733052351
5 √n
28.269407947437
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
-18054420
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 18054421 can be divided by 4 positive divisors.
The sum of these divisors (counting 18054421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100110111110100010101
3
Ternary
1020222021000021
4
Quaternary
1010313310111
5
Quinary
14110220141
6
Senary
1442545141
8
Octal
104676425
10
Decimal
18054421
12
Duodecimal
60681b1
16
Hexadecimal
1137d15
20
Vigesimal
5cgg11
36
Base36
aqyvp
md5
15476f1bc4bd8c75f88ebab5d5a583b7
sha1
525889f6b52238daad027dfc0b2bca7ca527e22d
sha256
ad331eb0e91b1ec6d541105320e50569bed9b373c58252b11d4b106dd34c35f4
sha512
9d6dcee49d7f34a6fa1d518a927e5c44dc0d0bc6dbbe88c065b5e97e0b098f5fcb3137024c839fa4cec2b3da417ccabff3100fa777809a6901e8e87ec8c0c0f8
ripemd-160
2cc23480a4e9e5d73b93a46fb961cc3eaa8a6545
Diameter
36108842
Circumference
113439272.75683
Area
1.0240401941429E+15
Volume
2.4651270381303E+22
Surface area
4.0961607765714E+15
Circumference
113439272.75683
Perimeter
72217684
Area
325962117645241
Diagonal
25532807.038994
Surface area
1955772705871446
Volume
5.8850573020187E+21
Space diagonal
31271174.473238
Perimeter
54163263
Area
1.4114573727608E+14
Altitude
15635587.236619
Surface area
1.4114573727608E+14
Volume
6.9356065432147E+20
Height
8510935.6796645