Sizes in bytes and Abbreviations

Modified from php.net I think, added some abbreviations, as well as used high precision math

2B or 2 B
2,048B or 2 KB
2,097,152B or 2 MB
2,147,483,648B or 2 GB
2,199,023,255,552B or 2 TB
2,251,799,813,685,248B or 2 PB
2,305,843,009,213,693,952B or 2 EB
2,361,183,241,434,822,606,848B or 2 ZB
2,417,851,639,229,258,349,412,352B or 2 YB
2,475,880,078,570,760,549,798,248,448B or 2 RB
2,535,301,200,456,458,802,993,406,410,752B or 2 QB