baitni fu'ivla

x1 is measured in x2 (default 1) bytes (unit of data/information, = 8 bits)

See skami, datni, bitnymei, bitni // Decimal prefixed forms (powers of 1000): ki'orbaitni megbaitni gigbaitni tetybaitni petybaitni xexybaitni zepybaitni gotybaitni // Binary prefixed forms (powers of 1024): kirbibaitni merbibaitni girbibaitni terbibaitni perbibaitni xerbibaitni zerbibaitni gorbibaitni

In notes:

bitni
x1 is measured in x2 (number, default 1) bits/shannons (unit of data/information) of logarithmic base x3 (default 2)
bitnymei
x1 is measured in x2 (default 1) bit-groups, each consisting of x3 bits of logarithmic base x4
ki'orbaitni
x1 is measured in x2 (default 1) kilobytes (103 bytes)
kirbibaitni
x1 is measured in x2 (default 1) kibibytes (210 bytes)