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Word History. Etymology. Middle English, from twenty, adjective, from Old English twēntig, noun, group of 20, from twēn- (akin to Old English twā two) + -tig group of 10; akin to Old English tīen ten — more at two, ten. First Known Use. 13th century, in the meaning defined at sense 1. Time Traveler.
twenties, the numbers, years, degrees, or the like, from 20 through 29, as in referring to numbered streets, indicating the years of a lifetime or of a century, or referring to degrees of temperature:
The factors of 20 are 1, 2, 4, 5, 10 and 20. The factors of 40 are 1, 2, 4, 5, 8, 10, 20 and 40. Hence, the common factors of 20 and 40 are 1, 2, 4, 5, 10 and 20. Learn more about factors and prime factors of other numbers by downloading BYJU’S – The Learning App for a better experience and clarification.
(2 * 2 * 5 = 20) Its factors are: 1 , 2 , 4 , 5 , 10 , and 20. As the sum of its factors is more than itself (i.e. 22), it can be referred to as an abundant number .
20/20 Official Playlist - Season 43 (2020-2021) l ABC News. ABC News. WATCH FULL EPISODES OF 20/20: ON ABC: https://bit.ly/2I7lecx ...More. Play all.
the "20" family. the cardinal number that is the sum of nineteen and one.
