20512128 (number)

20512128 is an even 8-digits composite number following 20512127 and preceding 20512129. In scientific notation, it is written as 2.0512128 × 10^7. The sum of its digits is 21. It has a total of 10 prime factors and 64 positive divisors. There are 5400576 positive integers (up to 20512128) that are relatively prime to 20512128.

Interesting facts

Basic properties

Name

Name twenty million five hundred twelve thousand one hundred twenty-eight

Notation

Scientific notation 2.0512128 × 10^7
Engineering notation 2.0512128 × 10^6

Prime Factorization of 20512128

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 91 × 587

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 320502
Product of the distinct prime numbers

The prime factorization of 20512128 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 91 × 587. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20512128)

Multiplication

n×y
n×2 41024256
n×3 61536384
n×4 82048512
n×5 102560640

Division

n÷y
n÷2 10256064
n÷3 6837376
n÷3 5128032
n÷5 4102425.6

Exponentiation

ny
n2 420747395088384
n3 8.6304244237195E+21
n4 1.7702837047366E+29
n5 3.6312285947871E+36

Nth Root

y√n
2√n 4529.0316845878
3√n 273.73914470831
4√n 67.298080838816
5√n 29.000276829523

Divisors of 20512128

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20512127
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20512128 can be divided by 64 positive divisors. The sum of these divisors (counting 20512128) is 1, the average is 0.015625.

Base conversion 20512128

Base System Value
2 Binary 1001110001111110110000000
3 Ternary 1102121010100110
4 Quaternary 1032033312000
5 Quinary 20222342003
6 Senary 2011351320
8 Octal 116176600
10 Decimal 20512128
12 Duodecimal 6a52540
16 Hexadecimal 138fd80
20 Vigesimal 684068
36 Base36 c7n9c

Cryptographic Hash Functions

md5 316b342f605414d459457a8594c71509
sha1 e1de913af908b06113c955142260e684d854a8ac
sha256 676e54f1966a8b7f7dcf56f72632f3383760d04d222511dde1d8ecf1e7bc7a90
sha512 81f776bec16efa42b94dc8062a0162f03ad4889af829d5b572bf62b3f7ec1d21a253cb2b56f8d4f31cfd5fb861b6846386ad6b4dc5f7a86f63b91ae05af99385
ripemd-160 430dfe6a697cf89692ab38dc70dc56b1d4c9874e

20512128 as geometric shapes

Circle

Radius = n
Diameter 41024256
Circumference 128881501.26859
Area 1.3218169254267E+15

Sphere

Radius = n
Volume 3.6151037289225E+22
Surface area 5.2872677017068E+15
Circumference 128881501.26859

Square

Length = n
Perimeter 82048512
Area 420747395088384
Diagonal 29008529.610733

Cube

Length = n
Surface area 2524484370530304
Volume 8.6304244237195E+21
Space diagonal 35528047.867356

Equilateral Triangle

Length = n
Perimeter 61536384
Area 1.8218896636133E+14
Altitude 17764023.933678

Triangular Pyramid

Length = n
Surface area 1.8218896636133E+14
Volume 1.0171052724217E+21
Height 9669509.8702443