Search results
Results From The WOW.Com Content Network
In photography, Roman numerals (with zero) are used to denote varying levels of brightness when using the Zone System . In seismology, Roman numerals are used to designate degrees of the Mercalli intensity scale of earthquakes. Example of postage stamp from Ireland (Éire) franked using Roman numeral for the month.
119 is a highly cototient number. [2] 119 is one of five numbers to hold a sum-of-divisors of 144 = 12 2 (the others are 66, 70, 94, and 115). [3] 119 is the order of the largest cyclic subgroups of the monster group. [4] 119 is the smallest composite number that is 1 less than a factorial (120 is 5!). [5] 119 is a semiprime, and the fourth in ...
Numeral systems. Number systems have progressed from the use of fingers and tally marks, perhaps more than 40,000 years ago, to the use of sets of glyphs able to represent any conceivable number efficiently. The earliest known unambiguous notations for numbers emerged in Mesopotamia about 5000 or 6000 years ago.
A list of articles about numbers (not about numerals). Topics include powers of ten, notable integers, prime and cardinal numbers, and the myriad system.
666 is a Smith number and Harshad number in base ten. [ 13][ 14] The 27th indexed unique prime in decimal features a "666" in the middle of its sequence of digits. [ 15][ c] The Roman numeral for 666, DCLXVI, has exactly one occurrence of all symbols whose value is less than 1000 in decreasing order (D = 500, C = 100, L = 50, X = 10, V = 5, I = 1).
Babylonian cuneiform numerals, also used in Assyria and Chaldea, were written in cuneiform, using a wedge-tipped reed stylus to print a mark on a soft clay tablet which would be exposed in the sun to harden to create a permanent record. The Babylonians, who were famous for their astronomical observations, as well as their calculations (aided by ...
114 is an abundant number, a sphenic number [ 1] and a Harshad number. [ 2] It is the sum of the first four hyperfactorials, including H (0). At 114, the Mertens function sets a new low of -6, a record that stands until 197. 114 is the smallest positive integer* which has yet to be represented as a 3 + b 3 + c 3, where a, b, and c are integers.
In some parts of the world, such as the UK and Commonwealth countries, 999 (pronounced as 9-9-9) is the emergency telephone number. 999 was a London punk band active during the 1970s. 999 is also the short name for the visual novel Nine Hours, Nine Persons, Nine Doors. 999 is the last 3 digit number.