18321372 is an even 8-digits composite number following 18321371
and preceding 18321373 . In scientific notation, it is written as 1.8321372 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 5909760 positive integers (up to 18321372) that are relatively prime to 18321372.
18321372 has 24 divisors, whose sum is 36776320
The reverse of 18321372 is 27312381
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million three hundred twenty-one thousand three hundred seventy-two
Scientific notation
1.8321372 × 10^7
Engineering notation
1.8321372 × 10^6
Prime Factorization
2 × 2 × 9 × 31 × 16417
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9160686
Product of the distinct prime numbers
The prime factorization of 18321372 is 2 × 2 × 9 × 31 × 16417.
Since it has a total of 5 prime factors.
8 , 2 , 55 , 33 , 486 , 958 , 704 , 1377 , 97165 , 17787 , 22397 , 794660 , 3264336 , 3341172 , 6403220 , 32012555 , 862958032 , 534318855 , 7621448634 , 5491985919
n×2
36642744
n×3
54964116
n×4
73285488
n×5
91606860
n÷2
9160686
n÷3
6107124
n÷3
4580343
n÷5
3664274.4
n2
335672671962384
n3
6.1499838932568E+21
n4
1.1267614270237E+29
n5
2.0643815259751E+36
2 √n
4280.3471821804
3 √n
263.62463873197
4 √n
65.424362298615
5 √n
28.352515631866
1 , 2 , 4 , 9 , 18 , 31 , 36 , 62 , 124 , 279 , 558 , 1116 , 16417 , 32834 , 65668 , 147753 , 295506 , 508927 , 591012 , 1017854 , 2035708 , 4580343 , 9160686 , 18321372
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18321371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18321372 can be divided by 24 positive divisors.
The sum of these divisors (counting 18321372) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000101111000111111011100
3
Ternary
1021110211012100
4
Quaternary
1011320333130
5
Quinary
14142240442
6
Senary
1452405100
8
Octal
105707734
10
Decimal
18321372
12
Duodecimal
6176790
16
Hexadecimal
1178fdc
20
Vigesimal
5ea38c
36
Base36
awov0
md5
de740f69bc2d316bd8e1ca3e0876bd45
sha1
f234cbff2ab70e3e047512d361d24c462a94c620
sha256
4d0f1f43f32eb13c93a5ab8e663a73293b4927aa84a416994763b91fe9f33def
sha512
826b5cebde10a4c7364979f31201cb8ec094530eec1c4bc3f0eca7b56ad1f2ca03885010b6cfe64f3a395dfc6abc9fdbbfd2ec09c8a4677dcafcba2dca31775d
ripemd-160
3e3a4aa5e656da32447d48dd3aa4733e8fd727df
Diameter
36642744
Circumference
115116575.35777
Area
1.0545468002479E+15
Volume
2.5760992291668E+22
Surface area
4.2181872009915E+15
Circumference
115116575.35777
Perimeter
73285488
Area
335672671962384
Diagonal
25910332.763683
Surface area
2014036031774304
Volume
6.1499838932568E+21
Space diagonal
31733547.16837
Perimeter
54964116
Area
1.4535053063781E+14
Altitude
15866773.584185
Surface area
1.4535053063781E+14
Volume
7.2478255251832E+20
Height
8636777.5878942