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Roman numerals are a numeral system that originated in ancient Rome and remained the usual way of writing numbers throughout Europe well into the Late Middle Ages.Numbers are written with combinations of letters from the Latin alphabet, each with a fixed integer value.
The Latin numerals are the words used to denote numbers within the Latin language. They are essentially based on their Proto-Indo-European ancestors, and the Latin cardinal numbers are largely sustained in the Romance languages.
42 is a pronic number, [1] an abundant number [2] as well as a highly abundant number, [3] a practical number, [4] an admirable number, [5] and a Catalan number. [6]The 42-sided tetracontadigon is the largest such regular polygon that can only tile a vertex alongside other regular polygons, without tiling the plane.
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Leonhard Euler noted 65 idoneal numbers (the most known, of only a maximum possible of two more), such that + for an integer , expressible in only one way, yields a prime power or twice a prime power.
1,000,000 (one million), or one thousand thousand, is the natural number following 999,999 and preceding 1,000,001. The word is derived from the early Italian millione (milione in modern Italian), from mille, "thousand", plus the augmentative suffix -one.
116 is a noncototient, meaning that there is no solution to the equation m − φ(m) = n, where φ stands for Euler's totient function. [1]116! + 1 is a factorial prime. [2] ...
211 is an odd number.; 211 is a primorial prime, the sum of three consecutive primes (+ +), a Chen prime, a centered decagonal prime, and a self prime. [1]211 is the smallest prime separated by 12 from the nearest primes (199 and 223).