- 3 - 维基百科，自由的百科全书
3 （三）是 2 与 4 之间的 自然数，是第2個 質數，亦是一個 正整數。 第2個 奇數，前一個是1，下一個是5。 第2個 質數。 前一個為 2 、下一個為 5。 第1对 孿生質數 之一，為（3、 5）以及（2 、 3）。 ）。 前一個是 2 、下一個是 5 第2個 危險質數。 前一個是 2 、下一個是 13。 下一個為 7。 高斯質數 之一。 第3個 虧數， 真因數和 為1，虧度為2。 前一個為 2 、下一個為 4。 第2個 不尋常數，大於平方根的質因數為3。 前一個為 2 、下一個為 5。 第3個 無平方數因數的數。 前一個為 2 、下一個為 5。 第4個 斐波那契數。 前一個為 2 、下一個為 5。 第2個 十进制 的 自我數。 前一個為 1 、下一個為 5。
- 3 - Wikipedia
3 (three) is a number, numeral and digit It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime preceding a square number
- 3 (number) - New World Encyclopedia
3 (three) is a number, numeral, and glyph that represents the number It is the natural number [1] that follows 2 and precedes 4 It is an integer and a cardinal number, that is, a number that is used for counting [2] In addition, it is classified as a real number, [3] distinguishing it from imaginary numbers
- 3（阿拉伯数字之一）_百度百科
3（三）是2与4之间的自然数，同时也是奇数、正整数。 是从0开始的第二个质数，3是第三个非零自然数，也是第一个梅森素数。 3的英文为three。 3的二进制=11
- I Can Show the Number 3 in Many Ways - YouTube
Learn the different ways number 3 can be represented See the number three on a number line, five frame, ten frame, numeral, word, dice, dominoes, tally mark, fing more
- 3 (number) - Simple English Wikipedia, the free encyclopedia
Three is an important number for many cultures (groups of people living together) It is also a prime number It is the first odd prime In Roman numerals, it is III three gifts of the wise men (Magi) who visited Christ at his birth in the Gospel of Matthew
- The number three - Britannica
The number 3 is a very mystical and spiritual number featured in many folktales (three wishes, three guesses, three little pigs, three bears, three billy goats gruff) In ancient Babylon the three primary gods were Anu, Bel (Baal), and Ea, representing Heaven, Earth, and… Chatbot answers are created from Britannica articles using AI
- 3 - Wiktionary, the free dictionary
A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ३ (3)), from a cursive form of three lines to represent the number three See 3 § Evolution of the Arabic digit for more 3 (prev 2, next 4) The cardinal number three
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