1728 (number)


1728 (number)

1728 is the natural number following 1727 and preceding 1729. 1728 is a dozen gross, or one great gross.

In mathematics

It is the cube of 12, and as such is important in the duodecimal number system.1728 famously occurs in the algebraic formula for the j-invariant of an elliptic curve. As a consequence, it is sometimes called a Zagier as a pun on the Gross-Zagier theorem.

For the year AD 1728, see 1728.


Wikimedia Foundation. 2010.

Look at other dictionaries:

  • Number — For other uses, see Numbers (disambiguation). A number is a mathematical object used to count and measure. In mathematics, the definition of number has been extended over the years to include such numbers as zero, negative numbers, rational… …   Wikipedia

  • Number needed to treat — The number needed to treat (NNT) is an epidemiological measure used in assessing the effectiveness of a health care intervention, typically a treatment with medication. The NNT is the average number of patients who need to be treated to prevent… …   Wikipedia

  • 1728 — noun a cardinal number equal to one dozen gross • Syn: ↑great gross • Hypernyms: ↑large integer …   Useful english dictionary

  • Copenhagen Fire of 1728 — Buildings which burned are shown in yellow on this map of Copenhagen in 1728 by Joachim Hassing. The Copenhagen Fire of 1728 was the largest fire in the history of Copenhagen, Denmark. It began on the evening of October 20, 1728, and continued to …   Wikipedia

  • Carmichael number — In number theory, a Carmichael number is a composite positive integer n which satisfies the congruence b^{n 1} equiv 1 pmod{n} for all integers b which are relatively prime to n (see modular arithmetic). They are named for Robert Carmichael. The… …   Wikipedia

  • 1729 (number) — This article is about the number. For the year, see 1729. List of numbers Integers ← 1k 2k 3k 4k 5k 6k 7k 8k 9k → 1729 Cardinal …   Wikipedia

  • Daniel de Superville (1657–1728) — Daniel de Superville (Saumur, August 1657 Rotterdam, 9 June 1728), also known as Daniel de Superville père (as his son was also called Daniel), was a Huguenot pastor and theologian who fled France for the Dutch Republic in 1685 and became the… …   Wikipedia

  • 1000 (number) — List of numbers Integers ← 1k 2k 3k 4k 5k 6k 7k 8k 9k → Cardinal 1000 one thousand …   Wikipedia

  • 12 (number) — ← 11 13 → 12 ← 10 11 12 13 14 15 16 …   Wikipedia

  • 3 (number) — Three and 3rd redirect here. For other uses, see Third (disambiguation). This article is about the number. For the year, see 3. For other uses, see 3 (disambiguation). 3 −1 0 1 2 3 4 5 6 7 8 9 → …   Wikipedia


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.