What is the Chinese Remainder Theorem tool?

Solve systems of congruences. This free online tool is available at NumbersChecker with no login required.

Is the Chinese Remainder Theorem tool free?

Yes, the Chinese Remainder Theorem tool is completely free to use at NumbersChecker. No account or installation is needed — results are instant.

How do I use the Chinese Remainder Theorem tool?

Enter your input into the form at https://numberschecker.com/tool/chinese-remainder, click Run, and the result appears instantly. Click any result value to copy it to your clipboard.

Is there an API for the Chinese Remainder Theorem tool?

Yes. Send a POST request to https://numberschecker.com/api/chinese-remainder with your input as a JSON body. The API is free and requires no authentication.

Numbers crtcongruencesystem

Chinese Remainder Theorem

Solve systems of congruences.

About the Chinese Remainder Theorem Tool

Solve systems of congruences. This free online tool runs entirely in your browser — no login, no installation, and no data is stored.

This tool is part of the Numbers category on NumbersChecker. Browse all Numbers tools or explore all 139 tools.

Related: crt · congruence · system

API usage

POST /api/chinese-remainder
Content-Type: application/json

{
  "text": "your input here"
}