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 …

From its role in geometry, astronomy, and religion, to its presence in everyday life, the number 30 has a wide range of applications and meanings that will pique your curiosity. Join us as we explore the …

Dec 15, 2016 · The meaning of THIRTY is a number equal to three times 10. How to use thirty in a sentence.

Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content. Define 30. 30 synonyms, 30 pronunciation, 30 translation, English dictionary definition of 30. Noun 1. 30 - …

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.

'30 Seconds to Mars' (also Thirty Seconds to Mars, abbreviated as 30STM or TSTM) is an American alternative rock band formed in 1998 in Los Angeles (California).

Look up 30 in Wiktionary, the free dictionary.

3 days ago · What happened on this day in history, December 30. See what historical events occurred, which famous people were born and who died on December 30.

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

Properties of 30: prime decomposition, primality test, divisors, arithmetic properties, and conversion in binary, octal, hexadecimal, etc.