Pi Nth Digit Lookup
One position per line (1-1000000) — find out which digit stands there
Calculation Result
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| Position | 5 digits before + Digit + 5 digits after | Result |
|---|
Introduction to the tool and how to use it
Enter the positions to look up (one per line, 1 to 1000000) and click start to see which digit of π sits after the decimal point at that position, along with five digits before and after as context.
Position convention: digit 1 after the decimal point is the 1 right after the dot in 3.14.
The data is the first 1 million decimals of π pre-stored on the server, so lookups return instantly; up to 50 positions per request.
Position convention: digit 1 after the decimal point is the 1 right after the dot in 3.14.
The data is the first 1 million decimals of π pre-stored on the server, so lookups return instantly; up to 50 positions per request.
How to use
- Enter one position to look up per line (multiple positions separated by commas or spaces also work).
- Click Run.
- Copy or export each digit and its surrounding context.
Pi lookup
What is decimal place 639 of pi?
Pi = 3.14159..., so decimal place 639 is 9.
- Position639
- Digit9
- Context78960[9]17363
Digits around this position
| Position | Previous 5 | Digit | Next 5 |
|---|---|---|---|
| 637 | 57789 | 6 | 09173 |
| 638 | 77896 | 0 | 91736 |
| 639 | 78960 | 9 | 17363 |
| 640 | 89609 | 1 | 73637 |
| 641 | 96091 | 7 | 36371 |
- Convention: the 1 right after the decimal point in 3.14 is place 1; the range is 1 to 1,000,000.
- The data is one million decimals of pi preloaded on the server and verified digit by digit.
Common inputs
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