วันศุกร์ที่ 20 กรกฎาคม พ.ศ. 2555

จำนวนเฉพาะในคณิตศาสตร์

จำนวนเฉพาะในคณิตศาสตร์

จำนวนนับ a ซึ่ง a  ≠ 1  และมีตัวประกอบเพียง 2 ตัว คือ 1 และ a เรียกว่าจำนวนเฉพาะ

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

21 22 23 24 25 26 27 28 29 30

31 32 33 34 35 36 37 38...

ตัวเลขที่ขีดเส้นใต้เป็นจำนวนเฉพาะทั้งสิ้น

ไม่มีความคิดเห็น:

แสดงความคิดเห็น

ค้นหาอะไรก็ได้ที่คุณสนใจ ได้ทุกอย่าง

Korean Dictionary

This collection of Korean to English and English to Korean dictionary contains an extensive vocabulary, including general, encyclopedic, slang and informal terms used in a variety of
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professional fields. Dictionaries have a searchable database of over 3 million words, phrases, abbreviations and acronyms, which are recognized by all possible inflections and derivatives, is subjective, objective or possessive form, in the form of polite, or regular or evena pronoun, conjunction or preposition.

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