0 to 15 - 1 char, range 0 to 15 16 to 39 - 2 chars, range 16 to 1551 40 to 51 - 3 chars, range 1552 to 50703 52 to 57 - 4 chars, range 50704 to 1623567 58 to 60 - 5 chars, range 1623568 to 51955215 61 to 62 - 6 chars, range 51955216 to 2199438863 63 to 63 - 7 chars, range 2199438864 to 70918915599 0 to 31 - 1 char, range 0 to 31 32 to 47 - 2 chars, range 32 to 1055 48 to 55 - 3 chars, range 1056 to 33823 56 to 59 - 4 chars, range 33824 to 1082399 60 to 61 - 5 chars, range 1082400 to 34636831 62 to 62 - 6 chars, range 34636832 to 1108378655 63 to 63 - 7 chars, range 1108378656 to 69827855391 0 to 47 - 1 char, range 0 to 47 48 to 55 - 2 chars, range 48 to 559 56 to 59 - 3 chars, range 560 to 16943 60 to 61 - 4 chars, range 16944 to 541231 62 to 62 - 5 chars, range 541232 to 17318447 63 to 63 - 6 chars, range 17318448 to 1091060271 0 to 55 - 1 char, range 0 to 55 56 to 59 - 2 chars, range 56 to 311 60 to 61 - 3 chars, range 312 to 8503 62 to 62 - 4 chars, range 8504 to 270647 63 to 63 - 5 chars, range 270648 to 17047863