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Function: require_once

수학동아 - 폴리매스
본문바로가기
함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 빨리빨리
† J.H † 2020.03.19 17:40 조회 424
문제 푼 사람 0명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

100이하 중 십의 자리 이상인 소수는 모두 몇개인가?

문제 1. 위 소수들을 더했을때, 몇이며 나눠 떨어지는 가장 작은 수는 무엇인가?

문제 2. 위위 소수들을 모두 곱했을 때, 소수로 나눠 떨어지는가? 만약 나눠 떨어진다면 그 소수를 구하고 나눠 떨어지는 소수가 없다면 19로 나눈 다음 나머지를 구하라

(식 필수)

이 문제 어떠셨나요?

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  •  
    켋 Lv.7 2020.03.19 21:58

    문제 2는 무슨 뜻이죠? 소수들의 곱은 당연히 합성수인데요...

    댓글 작성하기 좋아요0 댓글수1
    •  
      † J.H † Lv.9 2020.03.19 22:10 비밀댓글
      비밀 댓글이 등록 되었습니다!
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