Hidden in π

Is my name in π?

Is Charles in π?

Yes! Charles first turns up at decimal place 15,050,237.

Spelling Charles on a phone

  1. C2
  2. H4
  3. A2
  4. R7
  5. L5
  6. E3
  7. S7

On a phone, Charles is 2427537. That's the 7-digit run we look for.

Where it sits

Decimal place 15,050,237. It sits about 15.1 million digits after the 3.

Next door in π

  • 229 digits back to healers
  • 436 digits back to gravely
  • pennant, 2,560 digits on
  • pennants, 2,560 digits on

The closest famous neighbour is healers, 229 digits to the left.

From the teacher's notes

Somewhere past a million digits, there you are, waving.

Next-door neighbours alert: healers and pennant!

Among popular names

In the race through π, Charles comes in at number 1,772 of 2,007, ahead of 11% of the 2,007 names.

Charles's neighbours on this list

Charles made our list from the US baby-name charts.

See every name

§ 3

Your number is in π.*

We looked. All 100 billion digits. Twice, for luck.

A phone number, a birthday like 14/03/1999, a word, or up to four words like i love you. We won't tell anyone what you type. * Probably. 99.995% of ten-digit numbers. The other 0.005% are being difficult.

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