18402013 is an odd 8-digits composite number following 18402012
and preceding 18402014 . In scientific notation, it is written as 1.8402013 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 14754096 positive integers (up to 18402013) that are relatively prime to 18402013.
18402013 has 8 divisors, whose sum is 18775008
The reverse of 18402013 is 31020481
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
eighteen million four hundred two thousand thirteen
Scientific notation
1.8402013 × 10^7
Engineering notation
1.8402013 × 10^6
Prime Factorization
133 × 83 × 1667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18402013
Product of the distinct prime numbers
The prime factorization of 18402013 is 133 × 83 × 1667.
Since it has a total of 3 prime factors.
6 , 4 , 98 , 72 , 692 , 345 , 2665 , 9881 , 56337 , 18054 , 642439 , 121383 , 71826 , 7341889 , 84387036 , 52270161 , 190939498 , 851857959 , 7569244191 , 1437301360
n×2
36804026
n×3
55206039
n×4
73608052
n×5
92010065
n÷2
9201006.5
n÷3
6134004.3333333
n÷3
4600503.25
n÷5
3680402.6
n2
338634082452169
n3
6.2315487875279E+21
n4
1.1467304179822E+29
n5
2.1102148059204E+36
2 √n
4289.7567530106
3 √n
264.01085144407
4 √n
65.496234647578
5 √n
28.377430364722
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
-18402012
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 18402013 can be divided by 8 positive divisors.
The sum of these divisors (counting 18402013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110001100101011011101
3
Ternary
1021121220211001
4
Quaternary
1012030223131
5
Quinary
14202331023
6
Senary
1454230301
8
Octal
106145335
10
Decimal
18402013
12
Duodecimal
61b5391
16
Hexadecimal
118cadd
20
Vigesimal
5f050d
36
Base36
ayf31
md5
b19401d647a567601120876822b2fd72
sha1
8bd8fe5e0581330a788abc080bd39c278fefd914
sha256
5205b1e328f14a8f8da8d967d09a6552ac42af04c9b8acff7d55c27981110aa5
sha512
7344f66a4c4f15896941a92dd7427170520c1d38a99ff0ca4780e1d0245ab8f93def93aa79bb5b971c0099486d7a61dc467f2090ed8b784de72132f571f09422
ripemd-160
d7a2e49eaedb936de26ef7e49fc07da4f547e860
Diameter
36804026
Circumference
115623257.70413
Area
1.0638503456869E+15
Volume
2.6102650521845E+22
Surface area
4.2554013827474E+15
Circumference
115623257.70413
Perimeter
73608052
Area
338634082452169
Diagonal
26024376.359566
Surface area
2031804494713014
Volume
6.2315487875279E+21
Space diagonal
31873221.477543
Perimeter
55206039
Area
1.4663285899541E+14
Altitude
15936610.738771
Surface area
1.4663285899541E+14
Volume
7.3439506749263E+20
Height
8674792.1198553