18028051 is an odd 8-digits composite number following 18028050
and preceding 18028052 . In scientific notation, it is written as 1.8028051 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 17516520 positive integers (up to 18028051) that are relatively prime to 18028051.
18028051 has 8 divisors, whose sum is 18544064
The reverse of 18028051 is 15082081
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million twenty-eight thousand fifty-one
Scientific notation
1.8028051 × 10^7
Engineering notation
1.8028051 × 10^6
Prime Factorization
43 × 211 × 1987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18028051
Product of the distinct prime numbers
The prime factorization of 18028051 is 43 × 211 × 1987.
Since it has a total of 3 prime factors.
9 , 3 , 26 , 13 , 51 , 278 , 6096 , 3173 , 14814 , 98145 , 813972 , 676696 , 5454061 , 6320160 , 2955534 , 84385688 , 452149254 , 42258445 , 8707083336 , 4023602188
n×2
36056102
n×3
54084153
n×4
72112204
n×5
90140255
n÷2
9014025.5
n÷3
6009350.3333333
n÷3
4507012.75
n÷5
3605610.2
n2
325010622858601
n3
5.8593080844366E+21
n4
1.0563190497094E+29
n5
1.9043373700432E+36
2 √n
4245.9452422282
3 √n
262.21020657248
4 √n
65.160918058512
5 √n
28.261145149145
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
-18028050
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 18028051 can be divided by 8 positive divisors.
The sum of these divisors (counting 18028051) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100110001011000010011
3
Ternary
1020220220211121
4
Quaternary
1010301120103
5
Quinary
14103344201
6
Senary
1442223111
8
Octal
104613023
10
Decimal
18028051
12
Duodecimal
6054a97
16
Hexadecimal
1131613
20
Vigesimal
5cda2b
36
Base36
aqej7
md5
6af9fe08247c52e2ed7be54f35d7fde0
sha1
ad276eb17bc82471d0982695e3f6d59e2c504530
sha256
9325abd7446222cab013c1641847fe652c866a9ea33398daad3aece5390d4a17
sha512
145ea56497e485d6d9497c7941b526c2b35928c4a3dd1276d83e3c25209ef10898082522131a719abef1685fa79c4600d139d7bf519700943c705d0924c00f0d
ripemd-160
c0e0e3000a32d4f91ccf874e4126e729fe514bbe
Diameter
36056102
Circumference
113273585.16028
Area
1.0210509851112E+15
Volume
2.4543412310914E+22
Surface area
4.0842039404449E+15
Circumference
113273585.16028
Perimeter
72112204
Area
325010622858601
Diagonal
25495514.227354
Surface area
1950063737151606
Volume
5.8593080844366E+21
Space diagonal
31225500.293443
Perimeter
54084153
Area
1.4073372794768E+14
Altitude
15612750.146721
Surface area
1.4073372794768E+14
Volume
6.9052607992772E+20
Height
8498504.7424513