420 (number)
This is an old revision of this page, as edited by Zekava (talk | contribs) at 17:22, 25 November 2014 (Undid revision 626694396 by TheRedPenOfDoom (talk) If it's true, it deserves a place on the page.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "420" number – news · newspapers · books · scholar · JSTOR (August 2009) (Learn how and when to remove this message) |
| ||||
---|---|---|---|---|
Cardinal | four hundred twenty | |||
Ordinal | 420th (four hundred twentieth) | |||
Factorization | 22 × 3 × 5 × 7 | |||
Greek numeral | ΥΚ´ | |||
Roman numeral | CDXX | |||
Binary | 1101001002 | |||
Ternary | 1201203 | |||
Senary | 15406 | |||
Octal | 6448 | |||
Duodecimal | 2B012 | |||
Hexadecimal | 1A416 |
420 is the natural number following 419 and preceding 421.
420 is the sum of four consecutive primes (101 + 103 + 107 + 109). 420 is a zero of the Mertens function and is sparsely totient. It is a pronic number, and the smallest number divisible by the numbers 1 to 7, and as a consequence of that it is a Harshad number in every base from 2 to 10 except base 5. It is a 141-gonal number. 420 is also the signature number for Marijuana .
|