501 (number)

From Wikipedia, the free encyclopedia

501 is the natural number following 500 and followed by 502.


Cardinal five hundred [and] one
Ordinal 501st (five hundred [and] first)
Factorization 3 \cdot 167
Divisors 1, 3, 167, 501
Roman numeral DI
Binary 111110101
Hexadecimal 1F5

[edit] In mathematics

501 is the sum of the first eighteen primes.

[edit] In other fields

501 is also:

  • A type of Levi's jeans
  • The record score in first-class cricket by Brian Lara, and also Lara's brand of clothing in honour of this event
  • HTTP status code indicating server does not support facility required
  • SMTP status code meaning syntax error in parameters
  • 501(c) is a type of tax exemption for non-profit organizations in the United States
  • 501 is also the name of a game of darts
  • The 501st legion was a group of clone troopers/stormtroopers in the Star Wars saga named after the Star Wars costuming group of the same name.