18339905 is an odd 8-digits composite number following 18339904
and preceding 18339906 . In scientific notation, it is written as 1.8339905 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 14671920 positive integers (up to 18339905) that are relatively prime to 18339905.
18339905 has 4 divisors, whose sum is 22007892
The reverse of 18339905 is 50993381
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million three hundred thirty-nine thousand nine hundred five
Scientific notation
1.8339905 × 10^7
Engineering notation
1.8339905 × 10^6
Prime Factorization
5 × 3667981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18339905
Product of the distinct prime numbers
The prime factorization of 18339905 is 5 × 3667981.
Since it has a total of 2 prime factors.
2 , 2 , 23 , 66 , 827 , 309 , 6926 , 3325 , 99724 , 58119 , 154301 , 706161 , 2913694 , 6273546 , 31145698 , 22948073 , 220584362 , 884492883 , 1357964927 , 8797322598
n×2
36679810
n×3
55019715
n×4
73359620
n×5
91699525
n÷2
9169952.5
n÷3
6113301.6666667
n÷3
4584976.25
n÷5
3667981
n2
336352115409025
n3
6.1686658431506E+21
n4
1.1313274554013E+29
n5
2.0748438055951E+36
2 √n
4282.5115294649
3 √n
263.71349868849
4 √n
65.440901044109
5 √n
28.358249314807
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
-18339904
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 18339905 can be divided by 4 positive divisors.
The sum of these divisors (counting 18339905) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101111101100001000001
3
Ternary
1021111202121202
4
Quaternary
1011331201001
5
Quinary
14143334110
6
Senary
1453030545
8
Octal
105754101
10
Decimal
18339905
12
Duodecimal
6185455
16
Hexadecimal
117d841
20
Vigesimal
5ec9f5
36
Base36
ax35t
md5
e8470440a4320d8b9a531af874e1af93
sha1
0b0f8725092f15537e3f37318444643ac9ed9237
sha256
e6429fd2bcae66f9d9cfec8bb28eed4b1df2c5e4552a46968b0f24cf769b4039
sha512
b3887205193db9fef057e1b650ca27bb586156a6cbc7f8a7b79cc1670b9c1f9a74d600d2c380bc8d87d64484b6f4c89558226c2442bcb7a89ba09ba1bebb19f7
ripemd-160
ab4aa7ac0fd9c169c5655ad411e6d5449c4c1cd0
Diameter
36679810
Circumference
115233021.63107
Area
1.0566813347884E+15
Volume
2.5839247060389E+22
Surface area
4.2267253391535E+15
Circumference
115233021.63107
Perimeter
73359620
Area
336352115409025
Diagonal
25936542.383634
Surface area
2018112692454150
Volume
6.1686658431506E+21
Space diagonal
31765647.265986
Perimeter
55019715
Area
1.4564473828043E+14
Altitude
15882823.632993
Surface area
1.4564473828043E+14
Volume
7.269842414276E+20
Height
8645514.127878