Pi Nth Digit Lookup

One position per line (1-1000000) — find out which digit stands there
Calculation Result Download CSV
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.

How to use

  1. Enter one position to look up per line (multiple positions separated by commas or spaces also work).
  2. Click Run.
  3. Copy or export each digit and its surrounding context.
Pi lookup

What is decimal place 100174 of pi?

Pi = 3.14159..., so decimal place 100174 is 4.

  • Position100174
  • Digit4
  • Context54237[4]55117
Digits around this position
PositionPrevious 5DigitNext 5
10017299542374551
10017395423745511
10017454237455117
10017542374551174
10017623745511745
  • 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.

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