# 227

This number is a prime.

227 is the (7^{2})th prime number.

Here's a little prime *curiosa* based on Diophantine equations:
227^{n} + 251^{n} + 257^{n} = 233^{n} + 239^{n} + 263^{n}, *n* = 1, 2.
Note that 227 is least of the 6 distinct primes! [Terry]

"227" is an American sitcom starring Marla Gibbs that originally aired from September 1985 to May 1990. [Hultquist]

227 = 2*3*5*7+2+3+5+7 is prime. [Poo Sung]

22/7 is the famous value of π correct to two decimal places.

The smallest three-digit prime that is changed into a composite number if any digit is deleted.

The smallest three-digit prime p such that 2^p-p^2 is also prime. [Gallardo]

In the novel *Life of Pi* by Yann Martel, the protagonist (Pi) survives 227 days shipwrecked at sea with a Bengal tiger.

227 is the sum of first composite numbers up to 27. [Silva]

The number of composite days in a year. [Gupta]

The smallest prime optimal town. [Post]

The only 3-digit prime whose product of digits is a perfect number. [Loungrides]

The *Beatles* recorded 227 songs that were officially
released over the years, not including BBC or live tracks.

In Shimizu Takashi 2005 Japanese ghost movie *Rinne* (Reincarnation), professor Omori Norihisa kills his own
daughter in the hotel room number 227. [Olry]

"227" is an American sitcom television series that originally aired on NBC.

Alpha Centauri got a new moniker after 227 star names were clarified by the International Astronomical Union.

The keyboard shortcut for π is Alt+227. [Rajanmehta]

If A = 1, B = 2, C = 3, … , Z = 26, then 'A RAMANUJAN PRIME NUMBER' is a Ramanujan prime number. [Homewood]

The ISS orbits 227 nautical miles above Earth. [Guadalupe]