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What numbers have special meanings?
Numbers with special meanings. 520 is a natural number between 5 19 and 52 1. In the network language, "520" is homophonic "I love you". Another example is: 520 13 14 "I love you all my life" and 520320 179 "I love you and want to go with you".

Because it is easy to use on the Internet, "520" is often called "I love you" and has become the expression of many lovers. Even the wedding day is chosen on May 20th.

Natural number:

Integer between 5 19 and 52 1. 520 is an even number, divisible by 2, or a composite number.

The approximate numbers of 520 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130.

520 is the remainder (abundance): because the sum of other divisors is 740 >: 520.

May 20th is the birthday of Nanjing University, and 520 is the product of three consecutive Fibonacci series (520=5×8× 13).

Others:

Network Valentine's Day: It is a love festival in the information age, which is scheduled for May 20th and May 2nd1every year. This festival originated from the metaphor of "520" in the digital love of singer Mavis Fan and the close relationship between "I love you" and "online lover" in the online songs of musician Wu Yulong. Later, "52 1" was gradually given the meaning of "I do, I love you" by couples.

Online Valentine's Day is also called wedding auspicious day, confession day, coquetry day and courtship day. In this fashionable, youthful, spiritual and subtle festival, "520 (521)1314" is its classic digital quotation, and Wu Yulong's online lover is the title song of the festival.

In these two days, people boldly said (showed) their love through mobile phones, PC traditional Internet, WeChat, QQ, Weibo, forums and other platforms or mobile phone short messages, and even sent red envelopes to express their love and found love in blind date. Countless couples even get together to register for marriage and hold a grand wedding banquet. Many merchants also took the opportunity to carry out group buying, discounts and other promotional activities, setting off a wave of holiday craze online and offline.

With the increase of festival participants, various media, newspapers, television, internet, etc. Competing to report the festive occasions of 520, 52 1 online valentine's day, confession day and coquetry day.

Online Valentine's Day-Baidu Encyclopedia