Page 98 - Numbertheory

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[BritishSMC 2001] ( )

(Goldbach 's Conjecture )

.2
.

73 53 43 33 13 :

13 = 2 +11 53 . 53 = 2 + 51
33 = 2 + 31 51
43 = 2 + 41
73 = 2 + 71

. ( 53 ) 2
.

nm [Aust.MC 1989] ( )

. 2940m = n 2 m

2940m m 2940 = 22 × 3× 5× 72

. 3× 5 = 15

P+4 P+2 P P ()
.

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