Hidden in π

Is my name in π?

Is Heidi in π?

Yes! Heidi first turns up at decimal place 8,126.

Spelling Heidi on a phone

  1. H4
  2. E3
  3. I4
  4. D3
  5. I4

Type Heidi on a phone keypad and you get 43434: 5 digits to hunt for.

Heidi in the digits

Decimal place 8,126. Roughly 8,126 digits in, give or take.

Next door in π

  • 150 digits back to Niels Bohr
  • 398 digits back to Oslo
  • China, 276 digits on
  • setters, 1,136 digits on

The closest famous neighbour is Niels Bohr, 150 digits to the left.

From the teacher's notes

Your name has a lovely address: number 8,126, Pi Street.

Plot twist: π looked away 8,125 times before finally writing you down.

The name race

Number 279 of 2,007: Heidi beats 86% of the 2,007 names on this list to its spot.

Heidi's neighbours on this list

Heidi is on our list of popular first names in the US.

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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