18242018 is an even 8-digits composite number following 18242017
and preceding 18242019 . In scientific notation, it is written as 1.8242018 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 9121008 positive integers (up to 18242018) that are relatively prime to 18242018.
18242018 has 4 divisors, whose sum is 27363030
The reverse of 18242018 is 81024281
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighteen million two hundred forty-two thousand eighteen
Scientific notation
1.8242018 × 10^7
Engineering notation
1.8242018 × 10^6
Prime Factorization
2 × 9121009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18242018
Product of the distinct prime numbers
The prime factorization of 18242018 is 2 × 9121009.
Since it has a total of 2 prime factors.
10 , 7 , 25 , 47 , 677 , 318 , 8682 , 2363 , 42479 , 21020 , 151075 , 36105 , 9797100 , 8499829 , 39419238 , 2797300 , 956348994 , 446581400 , 2097519877 , 4931660238
n×2
36484036
n×3
54726054
n×4
72968072
n×5
91210090
n÷2
9121009
n÷3
6080672.6666667
n÷3
4560504.5
n÷5
3648403.6
n2
332771220712324
n3
6.0704185981162E+21
n4
1.1073668533437E+29
n5
2.0200606071299E+36
2 √n
4271.0675480493
3 √n
263.24348195922
4 √n
65.35340502261
5 √n
28.327912740873
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
-18242017
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 18242018 can be divided by 4 positive divisors.
The sum of these divisors (counting 18242018) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101100101100111100010
3
Ternary
1021022210100022
4
Quaternary
1011211213202
5
Quinary
14132221033
6
Senary
1450553442
8
Octal
105454742
10
Decimal
18242018
12
Duodecimal
6138882
16
Hexadecimal
11659e2
20
Vigesimal
5e050i
36
Base36
auzmq
md5
c5c7def0b082fe65cba87fc10906355d
sha1
a02b52010cd23e55fa8af40c7b3bc481873714f1
sha256
401e7c50e0de4ff32efb3221059eb1d0055b21c84dbdce939656122b8c721507
sha512
2e574ae4de7bb825d199bd9810f7054ca6bc293bbaf69cd8df5a4ea78d244f06a11c8e73b8ed7b5fd9a4becdab2776110c61b56c585259420cb880465d3e038a
ripemd-160
1db1b06058dbed4924d9491021f66e1b16491333
Diameter
36484036
Circumference
114617979.47091
Area
1.0454316223159E+15
Volume
2.5427709962742E+22
Surface area
4.1817264892638E+15
Circumference
114617979.47091
Perimeter
72968072
Area
332771220712324
Diagonal
25798109.260654
Surface area
1996627324273944
Volume
6.0704185981162E+21
Space diagonal
31596102.008586
Perimeter
54726054
Area
1.4409416539262E+14
Altitude
15798051.004293
Surface area
1.4409416539262E+14
Volume
7.1540569256148E+20
Height
8599369.7535514