1728 (number)

1728 is an even 4-digits composite number following 1727 and preceding 1729. In scientific notation, it is written as 1.728 × 10^3. The sum of its digits is 18. It has a total of 8 prime factors and 28 positive divisors. There are 576 positive integers (up to 1728) that are relatively prime to 1728.

Interesting facts

Basic properties

Name

Name one thousand seven hundred twenty-eight

Notation

Scientific notation 1.728 × 10^3
Engineering notation 1.728 × 10^3

Prime Factorization of 1728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 9 × 3

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 54
Product of the distinct prime numbers

The prime factorization of 1728 is 2 × 2 × 2 × 2 × 2 × 2 × 9 × 3. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1728)

Multiplication

n×y
n×2 3456
n×3 5184
n×4 6912
n×5 8640

Division

n÷y
n÷2 864
n÷3 576
n÷3 432
n÷5 345.6

Exponentiation

ny
n2 2985984
n3 5159780352
n4 8916100448256
n5 15407021574586368

Nth Root

y√n
2√n 41.569219381653
3√n 12
4√n 6.4474195909413
5√n 4.4412860698458

Divisors of 1728

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1728 can be divided by 28 positive divisors. The sum of these divisors (counting 1728) is 1, the average is 0.035714285714286.

Base conversion 1728

Base System Value
2 Binary 11011000000
3 Ternary 2101000
4 Quaternary 123000
5 Quinary 23403
6 Senary 12000
8 Octal 3300
10 Decimal 1728
12 Duodecimal 1000
16 Hexadecimal 6c0
20 Vigesimal 468
36 Base36 1c0

Cryptographic Hash Functions

md5 7137debd45ae4d0ab9aa953017286b20
sha1 8c10a6b59c03e198cb8f0915642d0052f00792b9
sha256 a0bd94956b9f42cde97b95b10ad65bbaf2a8d87142caf819e4c099ed75126d72
sha512 f8f404dfac2e3511a0ee820a6b2a258ffe741ad545b36bae4c1f137fbcdb06665dcabdb630186c6032fa7e3252ee8247538c51fbaccd1cd0447b4aeba8ff2804
ripemd-160 51195ea0bae33f8e2cb1e5b6fb369b5dd3a2c0b2

1728 as geometric shapes

Circle

Radius = n
Diameter 3456
Circumference 10857.344210806
Area 9380745.3981367

Sphere

Radius = n
Volume 21613237397.307
Surface area 37522981.592547
Circumference 10857.344210806

Square

Length = n
Perimeter 6912
Area 2985984
Diagonal 2443.7610357807

Cube

Length = n
Surface area 17915904
Volume 5159780352
Space diagonal 2992.983795479

Equilateral Triangle

Length = n
Perimeter 5184
Area 1292968.9996469
Altitude 1496.4918977395

Triangular Pyramid

Length = n
Surface area 1292968.9996469
Volume 608085946.05539
Height 814.5870119269