18239969 is an odd 8-digits composite number following 18239968
and preceding 18239970 . In scientific notation, it is written as 1.8239969 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 16425760 positive integers (up to 18239969) that are relatively prime to 18239969.
18239969 has 8 divisors, whose sum is 20085408
The reverse of 18239969 is 96993281
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million two hundred thirty-nine thousand nine hundred sixty-nine
Scientific notation
1.8239969 × 10^7
Engineering notation
1.8239969 × 10^6
Prime Factorization
11 × 107 × 15497
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18239969
Product of the distinct prime numbers
The prime factorization of 18239969 is 11 × 107 × 15497.
Since it has a total of 3 prime factors.
9 , 10 , 61 , 47 , 269 , 159 , 5989 , 8216 , 21081 , 31923 , 306360 , 390532 , 2439261 , 5178117 , 4834029 , 16246631 , 182824774 , 466982625 , 9135827460 , 6645669316
n×2
36479938
n×3
54719907
n×4
72959876
n×5
91199845
n÷2
9119984.5
n÷3
6079989.6666667
n÷3
4559992.25
n÷5
3647993.8
n2
332696469120961
n3
6.0683732831758E+21
n4
1.1068694056555E+29
n5
2.0189263646206E+36
2 √n
4270.827671541
3 √n
263.23362548225
4 √n
65.351569771054
5 √n
28.327276336488
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
-18239968
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 18239969 can be divided by 8 positive divisors.
The sum of these divisors (counting 18239969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101100101000111100001
3
Ternary
1021022200112102
4
Quaternary
1011211013201
5
Quinary
14132134334
6
Senary
1450540145
8
Octal
105450741
10
Decimal
18239969
12
Duodecimal
6137655
16
Hexadecimal
11651e1
20
Vigesimal
5djji9
36
Base36
auy1t
md5
9c6872c572d1af205b1f1df08550c847
sha1
89fd95612a34ea0772b9b8c51f87cfdc81c0cd85
sha256
233e644ec5d84a4969872cbc79396d615308959423a03eff596de52e753aa674
sha512
24becc3026c7894c7cef0f4196768f5d7ed25df3ac797da896f45185bed6ae1b5896767e34016261a9ed7fa808fc954a21bd96024c94d1d42366cc702b947c0e
ripemd-160
92efdf215279bf187943ac7ef3c50f5110d3f759
Diameter
36479938
Circumference
114605105.22421
Area
1.0451967832657E+15
Volume
2.5419142567554E+22
Surface area
4.1807871330627E+15
Circumference
114605105.22421
Perimeter
72959876
Area
332696469120961
Diagonal
25795211.537065
Surface area
1996178814725766
Volume
6.0683732831758E+21
Space diagonal
31592553.036481
Perimeter
54719907
Area
1.4406179700407E+14
Altitude
15796276.518241
Surface area
1.4406179700407E+14
Volume
7.1516464988415E+20
Height
8598403.8456883