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Unformatted text preview: Prime Numbers Some Simple Tips and Reminders 100’s of free ppt’s from www.pptpoint.com library Definitions • Even Numbers – Any number that can be divided by 2 • Odd Numbers – Any number that cannot be divided by 2 • Composite Number – An integer that can be divided by at least one other number (a factor) other than itself Definitions • Prime Number – An integer whose only factors are 1 and itself. • Factor – a number that can divide another number without a remainder. • Prime Factors – an expression of numbers that divides another integer without a remainder where all the factors are prime. What numbers are prime? • Let’s look at a number grid from 1 to 100 and see how they were discovered. 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 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93...
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 Fall '08
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 Prime Numbers, Prime number

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