# 1303

This number is a prime.

Pope Boniface VIII, author of the bull Unam Sanctam ("One Holy") stating all salvation is dependent on obedience to the Pope, died in 1303.

The smallest of three prime factors of the sphenic number 3474749660383 (the smallest composite number to be a strong probable prime to base 2, 3, 5, 7, 11 and 13).

"1303" (the number of an apartment) is the title of the famous Japanese ghost movie directed by Oikawa Ataru, and of its US remake by Michael Taverna. [Olry]

Chu Shï-kié's book "Ssu Yuan Yü Chien" (Precious Mirror of the Four Elements), was written in AD 1303. [Wampler]

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