20784864 (number)

20784864 is an even 8-digits composite number following 20784863 and preceding 20784865. In scientific notation, it is written as 2.0784864 × 10^7. The sum of its digits is 39. It has a total of 7 prime factors and 24 positive divisors. There are 6928256 positive integers (up to 20784864) that are relatively prime to 20784864.

Interesting facts

Basic properties

Name

Name twenty million seven hundred eighty-four thousand eight hundred sixty-four

Notation

Scientific notation 2.0784864 × 10^7
Engineering notation 2.0784864 × 10^6

Prime Factorization of 20784864

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 216509

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1299054
Product of the distinct prime numbers

The prime factorization of 20784864 is 2 × 2 × 2 × 2 × 2 × 3 × 216509. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 1, 69, 23, 908, 713, 5378, 1346, 34409, 26191, 366214, 389665, 3053557, 9752526, 24214927, 38625409, 4088102, 714386544, 5047610006, 7232028608

Basic calculations (n = 20784864)

Multiplication

n×y
n×2 41569728
n×3 62354592
n×4 83139456
n×5 103924320

Division

n÷y
n÷2 10392432
n÷3 6928288
n÷3 5196216
n÷5 4156972.8

Exponentiation

ny
n2 432010571498496
n3 8.9792809751585E+21
n4 1.8663313388646E+29
n5 3.8791443057238E+36

Nth Root

y√n
2√n 4559.0420046321
3√n 274.94704875806
4√n 67.52067834843
5√n 29.076989353059

Divisors of 20784864

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 216509, 433018, 649527, 866036, 1299054, 1732072, 2598108, 3464144, 5196216, 6928288, 10392432, 20784864

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20784863
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20784864 can be divided by 24 positive divisors. The sum of these divisors (counting 20784864) is 1, the average is 0.041666666666667.

Base conversion 20784864

Base System Value
2 Binary 1001111010010011011100000
3 Ternary 1110002222110210
4 Quaternary 1033102123200
5 Quinary 20310103424
6 Senary 2021254120
8 Octal 117223340
10 Decimal 20784864
12 Duodecimal 6b64340
16 Hexadecimal 13d26e0
20 Vigesimal 69i234
36 Base36 cdhpc

Cryptographic Hash Functions

md5 4865bb8163382b54b6540b2739ccb6ef
sha1 1348f0ca96937144d0f689d74672b49114fcb863
sha256 14b72bb0bd338d14b98d35e13a30c7a9e73fec2bb19e49d3d00a2cbb5c39f5af
sha512 24f29a0b71b1a728f5395d80ad222e8703f2715be6b8d552a78106d45ea804ba4a0852e5732f757eb5700c355c56d00d190b947a30296e4c4f406d3afeb4067f
ripemd-160 5dab94b7e7fdfe828bd8cebd365a74a040e6b649

20784864 as geometric shapes

Circle

Radius = n
Diameter 41569728
Circumference 130595152.09653
Area 1.3572012376928E+15

Sphere

Radius = n
Volume 3.7612324194769E+22
Surface area 5.4288049507712E+15
Circumference 130595152.09653

Square

Length = n
Perimeter 83139456
Area 432010571498496
Diagonal 29394236.56088

Cube

Length = n
Surface area 2592063428990976
Volume 8.9792809751585E+21
Space diagonal 36000440.476409

Equilateral Triangle

Length = n
Perimeter 62354592
Area 1.8706606481057E+14
Altitude 18000220.238205

Triangular Pyramid

Length = n
Surface area 1.8706606481057E+14
Volume 1.0582184112857E+21
Height 9798078.8536268