The number of days in the months April, June, September and November (and in unusual circumstances February—see February 30). Although the number of days in a month vary, 30 is used to estimate …

Welcome to the most comprehensive review of the number 30 ever created. The number 30 possesses remarkable attributes, including–and perhaps most profoundly–its role (along with its prime factors 2, …

Jan 29, 2016 · Numbers each have their own value depending on what importance people give to them, maybe it marks an anniversary, or a lucky number. Well, here's 30 facts!

The meaning of THIRTY is a number equal to three times 10. How to use thirty in a sentence.

Define 30. 30 synonyms, 30 pronunciation, 30 translation, English dictionary definition of 30. Noun 1. 30 - the cardinal number that is the product of ten and three thirty, XXX large integer - an integer equal …

The meaning of the number 30: How is 30 spell, written in words, interesting facts, mathematics, computer science, numerology, codes. Phone prefix +30 or 0030. 30 in Roman Numerals and images.

"30." Vocabulary.com Dictionary, Vocabulary.com, https://www.vocabulary.com/dictionary/30. Accessed 11 Mar. 2026. loading examples...

30 is a positive integer that comes after 29 and before 31. It is an even number and it is also considered a composite number, meaning it can be divided evenly by numbers other than 1 or itself.

How to read 30 number in words in English and other languages. Learn the spelling, pronunciation, and word form of 30.

Explore the fascinating world of the number 30! Discover its meanings, facts, significance in math, science, religion, and more. Unravel the mysteries behind this intriguing numeral.