semiprime The product of two primes, so 6 = 2×3 is a semiprime but 12 is not. Very large semiprimes form the basis of much cryptography.
semiprime
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。