What is a prime number?

质数是什么？

youdao

Which number on the card is a prime number?

在卡片上哪一个数字是最初的数字？

youdao

If you 're wondering: If a prime number is discovered and no one is there to notice, is it really discovered?

你可能会想：如果一个质数被发现了，但没有被人注意到，那么它是被真正发现了吗？

youdao

The ruling March 14th coalition accuses Syria of being behind the slaying of former Prime Minister Hariri, as well as a number of other top politicians and journalists, who were Syrian opponents.

VOA: standard.2009.04.30

Back in 2002, Agrawal and two of his graduate students attained hero status by solving a math problem that folks had been working on since the ancient Greeks: How to tell for sure if a number is prime relatively quickly, without having to check all possible factors of the number.

FORBES: Now, It's The Slow Roasting Of An HP Mathematician

It is currently a monarchy and though there is a parliament, the king, currently King Mswati III, appoints the prime minister and a certain number of representatives.

FORBES: Government Suggests Taxing Witchdoctors Might Help Save Economy

Unlike Dr Agrawal's method, and its slower predecessors, these sometimes make mistakes, falsely attesting that a number is prime.

ECONOMIST: Number theory