Sequence 000000001 in Pi

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Enter the sequence

Is there a number 000000001 in Pi?

Answer

In Pi, 000000001 first appears at position
172,330,850

1 time in the first 1,000,000,000 digits

Searched in the first 1,000,000,000 digits after the decimal point, position 1 = the 1 in 3.14…, overlaps counted. If the digits were independent and equally likely, a 9-digit block would be expected about 1 time there.

Positions 172,330,841–172,330,860

0875655810
172,330,850 ↑
0000000122

…299087565581000000001220236055964…

See Also

Sequences in Pi

SequenceFound in Pi (— = not checked here)
000000000—
000000001Yes, first at 172,330,850 · 1 time
000000002—
000000003—
000000004—
000000005—
000000006—
000000007—
000000008—
000000009—
000000010—
000000011—
000000012—
000000013—
000000014—
000000015—
000000016—

FAQ

Is there a number 000000001 in Pi?

In Pi, 000000001 first appears at position 172,330,850

Which digits surround 000000001 in Pi?

Positions 172,330,845–172,330,849: 65581; 000000001 at 172,330,850–172,330,858; positions 172,330,859–172,330,863: 22023.

How often would a 9-digit block be expected in Pi?

With independent, equally likely digits, about 1 time in the first 1,000,000,000 digits.