English

Prefix

pebi-

1. The IEC prefix meaning 2⁵⁰ = 1,024⁵ = 1,125,899,906,842,624. Compare peta-, meaning 10¹⁵ = 1,000⁵ = 1,000,000,000,000,000, a quadrillion.

Usage notes

Not yet in widespread use, this binary multiple prefix was established to make various units used in computing precise.