19389639 is an odd 8-digits composite number following 19389638
and preceding 19389640 . In scientific notation, it is written as 1.9389639 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 12166016 positive integers (up to 19389639) that are relatively prime to 19389639.
19389639 has 8 divisors, whose sum is 27373680
The reverse of 19389639 is 93698391
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
nineteen million three hundred eighty-nine thousand six hundred thirty-nine
Scientific notation
1.9389639 × 10^7
Engineering notation
1.9389639 × 10^6
Prime Factorization
3 × 17 × 380189
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19389639
Product of the distinct prime numbers
The prime factorization of 19389639 is 3 × 17 × 380189.
Since it has a total of 3 prime factors.
3 , 2 , 38 , 11 , 966 , 872 , 7640 , 3340 , 46586 , 61614 , 791651 , 235714 , 9217223 , 7977065 , 62923573 , 40036527 , 734470595 , 527768732 , 2006892752 , 5205487428
n×2
38779278
n×3
58168917
n×4
77558556
n×5
96948195
n÷2
9694819.5
n÷3
6463213
n÷3
4847409.75
n÷5
3877927.8
n2
375958100550321
n3
7.2896918487964E+21
n4
1.4134449336941E+29
n5
2.7406187010707E+36
2 √n
4403.36678009
3 √n
268.65189467664
4 √n
66.357869014081
5 √n
28.675694483211
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
-19389638
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 19389639 can be divided by 8 positive divisors.
The sum of these divisors (counting 19389639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111101110011000111
3
Ternary
1100111002120210
4
Quaternary
1021331303013
5
Quinary
14430432024
6
Senary
1531330503
8
Octal
111756307
10
Decimal
19389639
12
Duodecimal
65b0a33
16
Hexadecimal
127dcc7
20
Vigesimal
613e1j
36
Base36
bjl53
md5
3528d564be8599f428fe4af4d18af33f
sha1
cd2e6fcf0f3b6e90fe0fe7b91d2e9e98995f2345
sha256
5fde3c9669502f84c0199793b448768c73fccbc2c253cad064110aa3760513f6
sha512
76f0a2cce6dcf82eb5eee18e3825eb40d74ed94b684862a08a5206098f6ec35a22e339f96adb995da499aeef249d533397cce1c858a3fe05d8af36471d95243d
ripemd-160
b10eac66160a3d42530655d696684b919b65a36b
Diameter
38779278
Circumference
121828694.87632
Area
1.1811072067465E+15
Volume
3.053498981215E+22
Surface area
4.7244288269858E+15
Circumference
121828694.87632
Perimeter
77558556
Area
375958100550321
Diagonal
27421090.443318
Surface area
2255748603301926
Volume
7.2896918487964E+21
Space diagonal
33583839.888419
Perimeter
58168917
Area
1.6279463291756E+14
Altitude
16791919.944209
Surface area
1.6279463291756E+14
Volume
8.5909842317404E+20
Height
9140363.4811061