exbi-

Etymology
.

Prefix

 * 1) The  prefix meaning 260 = 1,0246 = 1,152,921,504,606,846,976. Compare exa-, meaning 1018 = 1,0006 = 1,000,000,000,000,000,000, a quintillion.

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