19389904 is an even 8-digits composite number following 19389903
and preceding 19389905 . In scientific notation, it is written as 1.9389904 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 9469152 positive integers (up to 19389904) that are relatively prime to 19389904.
19389904 has 20 divisors, whose sum is 38442976
The reverse of 19389904 is 40998391
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million three hundred eighty-nine thousand nine hundred four
Scientific notation
1.9389904 × 10^7
Engineering notation
1.9389904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 43 × 28183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2423738
Product of the distinct prime numbers
The prime factorization of 19389904 is 2 × 2 × 2 × 2 × 43 × 28183.
Since it has a total of 6 prime factors.
5 , 6 , 19 , 99 , 339 , 101 , 4574 , 4566 , 40047 , 61368 , 50276 , 88793 , 3853052 , 9916675 , 77457377 , 1455040 , 175016615 , 635159862 , 453493338 , 8628640530
n×2
38779808
n×3
58169712
n×4
77559616
n×5
96949520
n÷2
9694952
n÷3
6463301.3333333
n÷3
4847476
n÷5
3877980.8
n2
375968377129216
n3
7.2899907395713E+21
n4
1.4135222060118E+29
n5
2.7408059876436E+36
2 √n
4403.3968705989
3 √n
268.65311856787
4 √n
66.358095742712
5 √n
28.67577286546
1 , 2 , 4 , 8 , 16 , 43 , 86 , 172 , 344 , 688 , 28183 , 56366 , 112732 , 225464 , 450928 , 1211869 , 2423738 , 4847476 , 9694952 , 19389904
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19389903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19389904 can be divided by 20 positive divisors.
The sum of these divisors (counting 19389904) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001001111101110111010000
3
Ternary
1100111002221121
4
Quaternary
1021331313100
5
Quinary
14430434104
6
Senary
1531332024
8
Octal
111756720
10
Decimal
19389904
12
Duodecimal
65b1014
16
Hexadecimal
127ddd0
20
Vigesimal
613ef4
36
Base36
bjlcg
md5
0bbe18be57adcdbc8aec90cb7f3bbcc7
sha1
9a8dba4865cad8305ec740542ab1bf0ca897d393
sha256
fe9f06cfa90c1af993636ae833f138b1d22f6e7d1e64194402b5d9e992993a1f
sha512
3f2ef6c48b85c051aef785489fcd602918d7c56c1c1cd59705cda03bf5090e5b1076bccf07c7a2ae97a35a19aa2146a54008aa1e6fa102abcee81e70ebabed46
ripemd-160
08efa1e29c6fb6788518b257e433eff1fed82909
Diameter
38779808
Circumference
121830359.92042
Area
1.1811394915712E+15
Volume
3.05362418029E+22
Surface area
4.7245579662849E+15
Circumference
121830359.92042
Perimeter
77559616
Area
375968377129216
Diagonal
27421465.209912
Surface area
2255810262775296
Volume
7.2899907395713E+21
Space diagonal
33584298.881883
Perimeter
58169712
Area
1.6279908280675E+14
Altitude
16792149.440942
Surface area
1.6279908280675E+14
Volume
8.5913364778967E+20
Height
9140488.4033041