Generate Number N-grams
Create a list of digit ngrams from a number. Runs entirely in your browser, so your data never leaves your device.
0 chars · 0 lines
Output
The result appears here as you type.
How to use Generate Number N-grams
- 1. Paste your number. Enter the digit string to analyze into the input pane, such as a long integer, serial number or numeric ID.
- 2. Set the window size. Enter N-gram size to control how many consecutive digits form each chunk; 2 gives pairs, 3 gives triples, and larger values give longer overlapping windows.
- 3. Choose a separator. Set Separator to a space or comma so the resulting n-grams are easy to scan or paste into another tool.
- 4. Copy the n-grams. Copy the sliding-window output into a digit-frequency script or pattern-matching pipeline.
When to use Generate Number N-grams
Generate Number N-grams extracts every overlapping window of a chosen length from a digit string, generalizing bigrams and trigrams to any size you specify. Use it when a fixed window of two or three digits is not enough and you need to control the n-gram length directly.
- Tuning a digit-sequence model's window size. An experiment predicting the next digit in a sequence needs to compare model accuracy across window sizes of 2, 4 and 6, so N-gram size is swept across a test run.
- Searching for a repeated pattern in a long number. Someone auditing a long generated ID for accidental repeated substrings sets N-gram size to 5 and scans the output for any five-digit chunk that appears more than once.
- Building a digit n-gram frequency table. A statistics exercise on digit distributions in pi or e needs four-digit windows extracted from a long decimal expansion to tally which chunks occur most often.
Examples
Bigrams (n = 2)
Input
12345
Output
12 23 34 45
4-grams
Input
271828
Output
2718 7182 1828
About the Generate Number N-grams tool
Generate Number N-grams runs as plain JavaScript in your browser tab, with no server behind it. Create a list of digit ngrams from a number. Whatever you put in stays on your device from start to finish.
The tool is part of EditSafely's Number Tools section, 194 single-purpose utilities built around the same idea: open the page, get the result, keep your data to yourself.
You can shape the output with 2 settings, including N-gram size and Separator, and the result refreshes the moment you change one. 2 worked examples further down the page show exactly what the tool produces for real inputs.
That local-first design has practical benefits beyond privacy. The tool keeps working on a flaky connection once the page has loaded, results are instant because nothing round-trips to a server, and it is safe to use with confidential material.
Frequently asked questions
Is Generate Number N-grams free to use?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
Everything happens locally. Your browser downloads the tool's code once, then does all the processing itself; nothing you enter is transmitted, stored or logged. You can even go offline after the page loads and it will still work.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
No. The tool works in any modern browser on desktop, tablet or phone. There is no account to create, no extension to add and no software to install.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.