🔢 质数表生成器Prime Number List Generator

使用说明与常见问题How-to & FAQ

「质数表生成器」是什么？What is the Prime Number List Generator?

列出指定范围内的所有质数（埃拉托斯特尼筛法），统计个数。List all prime numbers in a range using the Sieve of Eratosthenes.

如何使用「质数表生成器」？How do I use the Prime Number List Generator?

在「质数表生成器」中，填写「起始」、「结束」等参数，结果会随输入实时计算并显示在下方。In the Prime Number List Generator: Fill in "From", "To"; results are recalculated instantly as you type.

计算精度如何？How precise are the results?

「质数表生成器」使用 JavaScript 双精度浮点数（约 15–16 位有效数字）；极大或极小的数值可能存在精度误差。The Prime Number List Generator uses double-precision floating point (about 15–16 significant digits); very large or very small values may lose precision.

「质数表生成器」免费吗？需要注册吗？Is the Prime Number List Generator free? Do I need an account?

「质数表生成器」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Prime Number List Generator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.