The Number 13
13 is a Prime Number.
13 can be Partitioned in 101 ways.
13 can be Partitioned 7 times with each term no larger than 2.
13 can be Partitioned 21 times with each term no larger than 3.
13 can be Partitioned 39 times with each term no larger than 4.
13 can be Partitioned 57 times with each term no larger than 5.
13 can be Partitioned 71 times with each term no larger than 6.
13 can be Partitioned 82 times with each term no larger than 7.
13 can be Partitioned 89 times with each term no larger than 8.
13 can be Partitioned 94 times with each term no larger than 9.
13 can be Partitioned 97 times with each term no larger than 10.
13 can be Partitioned 99 times with each term no larger than 11.
13 can be Partitioned 100 times with each term no larger than 12.
13 is the number of + signs needed to write the Partitions of 5
13 is a Fibonacci Number.
13 is a Centered Square Number.
13 is a Centered 12-gonal Number.
13 is a Delannoy Number.
The hypotenuse of the Pythagorean 5-12-13 triangle= 13
The 13 Archimedean Solids.
13 space groups are Monoclinic.
The Chemical Element Aluminum has an atomic number of 13.
The sacred cord of Druids has thirteen segments.
There are thirteen lunations in the year.
The Sumerians used a zodiac including 13 constellations and 26 main stars.
The thirteen gates of the Human body of the woman: 2 eyes, 2 ears, 2 nostrils, the mouth, 2 breasts, the navel, the anus, the urethra and the vagina.
The card deck includes 13 hearts, 13 spades, 13 squares, 13 clubs.
The Jewish sage Moses Maimonides established 13 principles of the Jewish faith.
The Chinese abacus consists of 13 columns of beads.
The 13 ancient Crystal Skulls.
Eat not to dullness; drink not to elevation.
||Speak not but what may benefit others or yourself; avoid trifling conversation.
||Let all your things have their places; let each part of your business have its time.
to perform what you ought; perform without fail what you resolve.
Make no expense but to do good to others or yourself; i.e., waste nothing.
||Lose no time; be always employ'd in something useful; cut off all unnecessary actions.
||Use no hurtful deceit; think innocently and justly, and, if you speak, speak accordingly.
||Wrong none by doing injuries, or omitting the benefits that are your duty.
||Avoid extreams; forbear resenting injuries so much as you think they deserve.
||Tolerate no uncleanliness in body, cloaths, or habitation.
||Be not disturbed at trifles, or at accidents common or unavoidable.
||Rarely use venery but for health or offspring, never to dulness, weakness, or the injury of your own or another's peace or reputation.
||Imitate Jesus and Socrates.
Film: 13 Ghosts.
Film: 13 going on 30.
Film: The 13th Warrior.
The Year 13 AD
In the year 13 AD Tiberius made his triumphant procession through Rome after siege of Germany.
The year 13 AD was the last year of shijianguo era of the Chinese Xin Dynasty.