19990784 (number)

19990784 is an even 8-digits composite number following 19990783 and preceding 19990785. In scientific notation, it is written as 1.9990784 × 10^7. The sum of its digits is 47. It has a total of 10 prime factors and 36 positive divisors. There are 8755200 positive integers (up to 19990784) that are relatively prime to 19990784.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred ninety thousand seven hundred eighty-four

Notation

Scientific notation 1.9990784 × 10^7
Engineering notation 1.9990784 × 10^6

Prime Factorization of 19990784

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 341 × 229

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 156178
Product of the distinct prime numbers

The prime factorization of 19990784 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 341 × 229. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 19990784)

Multiplication

n×y
n×2 39981568
n×3 59972352
n×4 79963136
n×5 99953920

Division

n÷y
n÷2 9995392
n÷3 6663594.6666667
n÷3 4997696
n÷5 3998156.8

Exponentiation

ny
n2 399631444934656
n3 7.9889458952966E+21
n4 1.5970529178056E+29
n5 3.1926339916422E+36

Nth Root

y√n
2√n 4471.1054561484
3√n 271.40006179915
4√n 66.866325277739
5√n 28.851338443401

Divisors of 19990784

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -19990783
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 19990784 can be divided by 36 positive divisors. The sum of these divisors (counting 19990784) is 1, the average is 0.027777777777778.

Base conversion 19990784

Base System Value
2 Binary 1001100010000100100000000
3 Ternary 1101121122012102
4 Quaternary 1030100210000
5 Quinary 20104201114
6 Senary 1552245532
8 Octal 114204400
10 Decimal 19990784
12 Duodecimal 68408a8
16 Hexadecimal 1310900
20 Vigesimal 64igj4
36 Base36 bwgzk

Cryptographic Hash Functions

md5 5415fbc76a7140c71fd700d91a73dd8e
sha1 7c4411e45d8549e7001911c8508c089945bb201a
sha256 9983ac55d9010a6cd2aa42d8fb93fb2471f6e56ff822c82fffc2f8b7cb825963
sha512 0384eed4b8a607eda9cc6bc7ab09742d4380756ea7df360c93a0052dfab48cfbffa7b37177d926aaeb3bbfe039539246e7e6492e778aaee2a63bc6bae321e999
ripemd-160 4afed186f62a79665205c71003c8df337c94350f

19990784 as geometric shapes

Circle

Radius = n
Diameter 39981568
Circumference 125605800.3078
Area 1.2554792115502E+15

Sphere

Radius = n
Volume 3.3464018312787E+22
Surface area 5.0219168462008E+15
Circumference 125605800.3078

Square

Length = n
Perimeter 79963136
Area 399631444934656
Diagonal 28271237.855271

Cube

Length = n
Surface area 2397788669607936
Volume 7.9889458952966E+21
Space diagonal 34625053.571135

Equilateral Triangle

Length = n
Perimeter 59972352
Area 1.7304549173225E+14
Altitude 17312526.785567

Triangular Pyramid

Length = n
Surface area 1.7304549173225E+14
Volume 9.4150630284944E+20
Height 9423745.951757