18282020 is an even 8-digits composite number following 18282019
and preceding 18282021 . In scientific notation, it is written as 1.8282020 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors.
There are 7243616 positive integers (up to 18282020) that are relatively prime to 18282020.
18282020 has 24 divisors, whose sum is 38755584
The reverse of 18282020 is 02028281
Previous prime number is 8543
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
eighteen million two hundred eighty-two thousand twenty
Scientific notation
1.8282020 × 10^7
Engineering notation
1.8282020 × 10^6
Prime Factorization
2 × 2 × 5 × 8543 × 107
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9141010
Product of the distinct prime numbers
The prime factorization of 18282020 is 2 × 2 × 5 × 8543 × 107.
Since it has a total of 5 prime factors.
3 , 9 , 79 , 21 , 112 , 293 , 2885 , 4124 , 28424 , 72054 , 54057 , 834348 , 6100725 , 2466969 , 75761368 , 27915804 , 190982280 , 892268661 , 5683937685 , 3348098412
n×2
36564040
n×3
54846060
n×4
73128080
n×5
91410100
n÷2
9141010
n÷3
6094006.6666667
n÷3
4570505
n÷5
3656404
n2
334232255280400
n3
6.1104407756814E+21
n4
1.1171120046982E+29
n5
2.0423064012133E+36
2 √n
4275.7478877969
3 √n
263.43575926159
4 √n
65.389203143921
5 √n
28.340325627648
1 , 2 , 4 , 5 , 10 , 20 , 107 , 214 , 428 , 535 , 1070 , 2140 , 8543 , 17086 , 34172 , 42715 , 85430 , 170860 , 914101 , 1828202 , 3656404 , 4570505 , 9141010 , 18282020
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
-18282019
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 18282020 can be divided by 24 positive divisors.
The sum of these divisors (counting 18282020) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000101101111011000100100
3
Ternary
1021101211012212
4
Quaternary
1011233120210
5
Quinary
14140011040
6
Senary
1451502552
8
Octal
105573044
10
Decimal
18282020
12
Duodecimal
6157a58
16
Hexadecimal
116f624
20
Vigesimal
5e5510
36
Base36
avuhw
md5
465370beec82e541d13392ac048732ad
sha1
ce366c3dd7e23de12f3e07fc23cfee81bac29d22
sha256
27549c92b5c6b321ca632f2431d39349570dfc5ac6c77c2e2d71435510e63591
sha512
9e422a04baca8c4a752963b3e990b0af8a13082a5f4bc1c1ce7af6a91dfc7cf134e767b666d7870e54d0502dfd40d6b005f1f5290b6f1545a12c48449b2348bc
ripemd-160
29f8cbd07863dd4b8b159f5ce470d20cf0d4d4e6
Diameter
36564040
Circumference
114869319.44956
Area
1.0500215977817E+15
Volume
2.5595354468102E+22
Surface area
4.2000863911266E+15
Circumference
114869319.44956
Perimeter
73128080
Area
334232255280400
Diagonal
25854680.631576
Surface area
2005393531682400
Volume
6.1104407756814E+21
Space diagonal
31665387.50499
Perimeter
54846060
Area
1.447268119185E+14
Altitude
15832693.752495
Surface area
1.447268119185E+14
Volume
7.2012235142052E+20
Height
8618226.8771921