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 12171 of pi?
Pi = 3.14159..., so decimal place 12171 is 4.
- Position12171
- Digit4
- Context81085[4]69000
Digits around this position
| Position | Previous 5 | Digit | Next 5 |
|---|---|---|---|
| 12169 | 06810 | 8 | 54690 |
| 12170 | 68108 | 5 | 46900 |
| 12171 | 81085 | 4 | 69000 |
| 12172 | 10854 | 6 | 90009 |
| 12173 | 08546 | 9 | 00094 |
- 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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