Bytes:
1 Yottabyte = 12,089,258,196,146,292 bytes
1 Zettabyte = 11,805,916,207,174,112 bytes
1 Exabyte = 1,152,921,504,606,847 bytes
1 Petabyte = 1,125,899,906,842,624 bytes
1 Terabyte = 1,099,511,627,776 bytes
1 Gigabyte = 1,073,741,824 bytes
1 Megabyte = 1,048,576 bytes
1 Kilobyte = 1,024 bytes
1 Byte = 1 byte
1 Millibyte = 0.0009765625 bytes
1 Microbyte = 0.00000095367431640625 bytes
1 Nanobyte = 0.00000000093132257461547852 bytes
1 Picobyte = 0.00000000000090949470177292824 bytes
1 Femtobyte = 0.00000000000000088817841970012523 bytes
1 Attobyte = 0.00000000000000000086736173798840355 bytes
1 Zeptobyte = 0.00000000000000000000084703294725430034 bytes
1 Yoctobyte = 0.00000000000000000000000082718061255302767 bytes

Bits:
1 Yottabit = 15,111,572,745,182,864 bytes
1 Zettabit = 14,757,395,258,967,640 bytes
1 Exabit = 14,411,518,807,585,586 bytes
1 Petabit = 140,737,488,355,328 bytes
1 Terabit = 137,438,953,472 bytes
1 Gigabit = 134,217,728 bytes
1 Megabit = 131,072 bytes
1 Kilobit = 128 bytes
1 Bit = 0.125 bytes
1 Millibit = 0.0001220703125 bytes
1 Microbit = 0.00000011920928955078125 bytes
1 Nanobit = 0.00000000011641532182693481 bytes
1 Picobit = 0.00000000000011368683772161603 bytes
1 Femtobit = 0.00000000000000011102230246251565 bytes
1 Attobit = 0.00000000000000000010842021724855044 bytes
1 Zeptobit = 0.00000000000000000000010587911840678754 bytes
1 Yoctobit = 0.00000000000000000000000010339757656912846 bytes

Other:
1 Nibble = 0.5 bytes