CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search This article may contain excessive, poor, or irrelevant examples . Please improve the article by adding more descriptive text and removing less pertinent examples . See Wikipedia's guide to writing better articles for further suggestions. (March 2010) ← 66 67 68 → ← 60 61 62 63 64 65 66 67 68 69 → List of numbers — Integers ← 0 10 20 30 40 50 60 70 80 90 → Cardinal sixty-seven Ordinal 67th (sixty-seventh) Factorization prime Divisors 1, 67 Roman numeral LXVII Binary 1000011 2 Ternary 2111 3 Quaternary 1003 4 Quinary 232 5 Senary 151 6 Octal 103 8 Duodecimal 57 12 Hexadecimal 43 16 Vigesimal 37 20 Base 36 1V 36 67 ( sixty-seven ) is the natural number following 66 and preceding 68 . ...