Nomenclature of Numbers and Figures in USA and Modern UK

Figures/Numbers	Number of Zeros	Short scale (U.S. and modern British)
10	1	Ten
100	2	Hundred
1,000	3	Thousand
10,000	4	Ten thousand
100,000	5	Hundred thousand
1,000,000	6	Million
10,000,000	7
100,000,000	8
1,000,000,000	9	Billion
10,000,000,000	10
100,000,000,000	11
1,000,000,000,000	12	Trillion
10,000,000,000,000	13
100,000,000,000,000	14
1,000,000,000,000,000	15	Quadrillion
10,000,000,000,000,000	16
100,000,000,000,000,000	17
1,000,000,000,000,000,000	18	Quintillion
10,000,000,000,000,000,000	19
100,000,000,000,000,000,000	20
1,000,000,000,000,000,000,000	21	Sextillion
10,000,000,000,000,000,000,000	22
100,000,000,000,000,000,000,000	23
1,000,000,000,000,000,000,000,000	24	Septillion
	27	Octillion
	30	Nonillion
	33	Decillion
	36	Undecillion
	39	Duodecillion
	42	Tredecillion
	45	Quattuordecillion
	48	Quindecillion
	51	Sexdecillion
	54	Septendecillion
	57	Octodecillion
	60	Novemdecillion
	63	Vigintillion
	66	Unvigintillion
	69	Duovigintillion
	72	Trevigintillion
	75	Quattuorvigintillion
	78	Quinvigintillion
	81	Sexvigintillion
	84	Septenvigintillion
	87	Octovigintillion
	90	Novemvigintillion
	93	Trigintillion
	96	Untrigintillion
	99	Duotrigintillion
	102	Tretrigintillion
	105	Quattuortrigintillion
	108	Quintrigintillion
	111	Sextrigintillion
	114	Septentrigintillion
	117	Octotrigintillion
	120	Novemtrigintillion
	123	Quadragintillion
	126	Unquadragintillion
	129	Duoquadragintillion
	132	Trequadragintillion
	135	Quattuorquadragintillion
	138	Quinquadragintillion
	141	Sexquadragintillion
	144	Septenquadragintillion
	147	Octoquadragintillion
	150	Novemquadragintillion
	153	Quinquagintillion
	156	Unquinquagintillion
	159	Duoquinquagintillion
	162	Trequinquagintillion
	165	Quattuorquinquagintillion
	168	Quinquinquagintillion
	171	Sexquinquagintillion
	174	Septenquinquagintillion
	177	Octoquinquagintillion
	180	Novemquinquagintillion
	183	Sexagintillion
	186	Unsexagintillion
	189	Duosexagintillion
	192	Tresexagintillion
	195	Quattuorsexagintillion
	198	Quinsexagintillion
	201	Sexsexagintillion
	204	Septensexagintillion
	207	Octosexagintillion
	210	Novemsexagintillion
	213	Septuagintillion
	216	Unseptuagintillion
	219	Duoseptuagintillion
	222	Treseptuagintillion
	225	Quattuorseptuagintillion
	228	Quinseptuagintillion
	231	Sexseptuagintillion
	234	Septenseptuagintillion
	237	Octoseptuagintillion
	240	Novemseptuagintillion
	243	Octogintillion
	246	Unoctogintillion
	249	Duooctogintillion
	252	Treoctogintillion
	255	Quattuoroctogintillion
	258	Quinoctogintillion
	261	Sexoctogintillion
	264	Septenoctogintillion
	267	Octooctogintillion
	270	Novemoctogintillion
	273	Nonagintillion
	276	Unnonagintillion
	279	Duononagintillion
	282	Trenonagintillion
	285	Quattuornonagintillion
	288	Quinnonagintillion
	291	Sexnonagintillion
	294	Septennonagintillion
	297	Octononagintillion
	300	Novemnonagintillion
	303	Centillion