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 100438 of pi?
Pi = 3.14159..., so decimal place 100438 is 3.
- Position100438
- Digit3
- Context73212[3]75224
Digits around this position
| Position | Previous 5 | Digit | Next 5 |
|---|---|---|---|
| 100436 | 21732 | 1 | 23752 |
| 100437 | 17321 | 2 | 37522 |
| 100438 | 73212 | 3 | 75224 |
| 100439 | 32123 | 7 | 52243 |
| 100440 | 21237 | 5 | 22432 |
- 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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