Pronic root is as if you say, 9 times 9 makes 81. And now take the root of 9, which is 3, and this 3 is added above 81: it makes 84, so that the pronic root of 84 is said to be 3.
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Pronic number — A pronic number, oblong number, rectangular number or heteromecic number, is a number which is the product of two consecutive integers, that is, n (n + 1). The n th pronic number is twice the n th triangular number and n more than… … Wikipedia
1000 (number) — List of numbers Integers ← 1k 2k 3k 4k 5k 6k 7k 8k 9k → Cardinal 1000 one thousand … Wikipedia
2000 (number) — 2000 (two thousand) is the natural number following 1999 and preceding 2001.See also: millennium, year 2000 AD, Y2K, 2000 (disambiguation).Two thousand is the highest number expressible using only two unmodified characters in roman numerals… … Wikipedia
3000 (number) — 3000 (three thousand) is the natural number following 2999 and preceding 3001. It is the smallest number requiring thirteen letters in English (when and is required from 101 forward). In other fields In the novel The Brothers Karamazov by Fyodor… … Wikipedia
300 (number) — This article is about the numbers 300 to 399. For other uses of 300, see 300 (disambiguation). For the guitar, see Gibson ES 335. For the British tilting train, see British Rail Class 390. For the Dada magazine, see 391 (magazine). For the… … Wikipedia
42 (number) — ← 41 43 → 42 ← 40 41 42 43 44 45 46 … Wikipedia
500 (number) — For other uses, see 500 (disambiguation). ← 499 501 → 500 List of numbers Integers … Wikipedia
700 (number) — This article is about the numbers 700 through 799; for each individual number, see its section below. 700 (seven hundred) is the natural number following 699 and preceding 701. List of numbers Integers ← 0 100 200 300 400 500 600 700 800 … Wikipedia
600 (number) — For the year 600, see 600 BC or 600 AD. ← 599 601 → 600 List of numbers Integers ← … Wikipedia
800 (number) — This article is about the number 800. For the Common Era Year 800, see 800. For other uses, see 800 (disambiguation) 800 (eight hundred) is the natural number following 799 and preceding 801. List of numbers Integers ← 0 100 200 300 400 500 600… … Wikipedia
