20385984 (number)

20385984 is an even 8-digits composite number following 20385983 and preceding 20385985. In scientific notation, it is written as 2.0385984 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 56 positive divisors. There are 6713344 positive integers (up to 20385984) that are relatively prime to 20385984.

Interesting facts

Basic properties

Name

Name twenty million three hundred eighty-five thousand nine hundred eighty-four

Notation

Scientific notation 2.0385984 × 10^7
Engineering notation 2.0385984 × 10^6

Prime Factorization of 20385984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 89 × 1193

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 637062
Product of the distinct prime numbers

The prime factorization of 20385984 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 89 × 1193. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20385984)

Multiplication

n×y
n×2 40771968
n×3 61157952
n×4 81543936
n×5 101929920

Division

n÷y
n÷2 10192992
n÷3 6795328
n÷3 5096496
n÷5 4077196.8

Exponentiation

ny
n2 415588343648256
n3 8.4721773241998E+21
n4 1.727136713763E+29
n5 3.5209381412585E+36

Nth Root

y√n
2√n 4515.0840523738
3√n 273.17685008281
4√n 67.194375154277
5√n 28.964520002456

Divisors of 20385984

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20385983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20385984 can be divided by 56 positive divisors. The sum of these divisors (counting 20385984) is 1, the average is 0.017857142857143.

Base conversion 20385984

Base System Value
2 Binary 1001101110001000011000000
3 Ternary 1102100201022110
4 Quaternary 1031301003000
5 Quinary 20204322414
6 Senary 2004535320
8 Octal 115610300
10 Decimal 20385984
12 Duodecimal 69b1540
16 Hexadecimal 13710c0
20 Vigesimal 6784j4
36 Base36 c4xxc

Cryptographic Hash Functions

md5 b5e5190daae2aa9a2c4e4a4234c1479a
sha1 74d8264c2801b56a53faf516cddec15337349d5b
sha256 7755fa230a8f3efd13db7ea165794fb42fba50ca5e248957a8c9afd6b924eac1
sha512 44c98829d21ff453131650b3d72295817e9a9c94a9b37ff3b720e7f92e73dedb726473e27439b00a22348e09ce7b28b039179bd4877bf481e7cd0a2654a61876
ripemd-160 1158bb4fed88c3f01a040fd7d59c696294d88bcb

20385984 as geometric shapes

Circle

Radius = n
Diameter 40771968
Circumference 128088915.1412
Area 1.3056092873229E+15

Sphere

Radius = n
Volume 3.5488173388822E+22
Surface area 5.2224371492916E+15
Circumference 128088915.1412

Square

Length = n
Perimeter 81543936
Area 415588343648256
Diagonal 28830135.055121

Cube

Length = n
Surface area 2493530061889536
Volume 8.4721773241998E+21
Space diagonal 35309560.050286

Equilateral Triangle

Length = n
Perimeter 61157952
Area 1.7995503155804E+14
Altitude 17654780.025143

Triangular Pyramid

Length = n
Surface area 1.7995503155804E+14
Volume 9.9845567289277E+20
Height 9610045.0183736