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From 1 to 100 basic numbers = 25
Basic numbers from 1 to 10 = 04 (2,3,5,7)
The basic numbers from 11 to 20 = 04 (11,13,17,19)
Basic numbers from 21 to 30 = 02 (23,29,)
Basic numbers from 31 to 40 = 02 (31,37)
Basic numbers from 41 to 50 = 03 (41,43,47)
Basic numbers from 51 to 60 = 02 (53, 59)
Basic numbers from 61 to 70 = 02 (61,67)
Basic numbers from 71 to 80 = 03 (71,73,79)
The prime number from 81 to 90 = 02 (83,89)
Basic numbers from 91 to 100 = 01 (97)
For the convenience of remembering: 44223322211 Remember as the phone number.
The sum of basic numbers up to 1-100 is 1060
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