18072013 is an odd 8-digits composite number following 18072012
and preceding 18072014 . In scientific notation, it is written as 1.8072013 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 18053920 positive integers (up to 18072013) that are relatively prime to 18072013.
18072013 has 4 divisors, whose sum is 18090108
The reverse of 18072013 is 31027081
Previous prime number is 1061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighteen million seventy-two thousand thirteen
Scientific notation
1.8072013 × 10^7
Engineering notation
1.8072013 × 10^6
Prime Factorization
1061 × 17033
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18072013
Product of the distinct prime numbers
The prime factorization of 18072013 is 1061 × 17033.
Since it has a total of 2 prime factors.
7 , 9 , 82 , 16 , 445 , 623 , 5612 , 1181 , 76243 , 36465 , 995873 , 945837 , 3847026 , 5548597 , 79969358 , 45634541 , 859650236 , 914713967 , 8036858066 , 2149402673
n×2
36144026
n×3
54216039
n×4
72288052
n×5
90360065
n÷2
9036006.5
n÷3
6024004.3333333
n÷3
4518003.25
n÷5
3614402.6
n2
326597653872169
n3
5.9022770465473E+21
n4
1.0666602751481E+29
n5
1.9276698359059E+36
2 √n
4251.1190291499
3 √n
262.42316965403
4 √n
65.200606048946
5 √n
28.27491487238
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
-18072012
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 18072013 can be divided by 4 positive divisors.
The sum of these divisors (counting 18072013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111100000111001101
3
Ternary
1021000011010211
4
Quaternary
1010330013031
5
Quinary
14111301023
6
Senary
1443202421
8
Octal
104740715
10
Decimal
18072013
12
Duodecimal
6076411
16
Hexadecimal
113c1cd
20
Vigesimal
5cj00d
36
Base36
arcgd
md5
78f698b941f83549fff8b40b6ab73903
sha1
ad56e69c008332e4e4a1fd1bc8f24d0e0aebd827
sha256
e7769d513ed988cdcd931bcf43434acb8460db6e07dc7c6a2caf5391264c1692
sha512
07e7d6c407f2625f659eda75fa44b207346958b2c0e6b5c779b482cebe8b3bbd50daa18cba10fa2cb7f384dd626120b2e0306760191f0e9da32dcf3608c2f0ee
ripemd-160
e49bc8e00dbeb79cbc2adaf903ec0bab0b3dadd5
Diameter
36144026
Circumference
113549806.55276
Area
1.0260367900845E+15
Volume
2.4723400278513E+22
Surface area
4.1041471603379E+15
Circumference
113549806.55276
Perimeter
72288052
Area
326597653872169
Diagonal
25557685.883983
Surface area
1959585923233014
Volume
5.9022770465473E+21
Space diagonal
31301644.711045
Perimeter
54216039
Area
1.4142093253485E+14
Altitude
15650822.355523
Surface area
1.4142093253485E+14
Volume
6.9559002067589E+20
Height
8519228.6279943