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Home > 260 (number)

 
Integers

260 is the magic constant of nxn magic square and n-Queens Problem for n = 8, the size of an actual chess board.

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CardinalTwo hundred [and] sixty
Ordinal260th
Factorization
Roman numeralCCLX
Binary100000100
Hexadecimal104

260 is also the magic constant of the Franklin magic square devised by Benjamin Franklin.

52 61 4 13 20 29 36 45 14 3 62 51 46 35 30 19 53 60 5 12 21 28 37 44 11 6 59 54 43 38 27 22 55 58 7 10 23 26 39 42 9 8 57 56 41 40 25 24 50 63 2 15 18 31 34 47 16 1 64 49 48 33 32 17

The minor diagonal gives 260, an in addition a number of combinations of two half diagonals of four numbers from a corner to the center give 260.

Given a 4 by 4 chessboard, there are only 260 ways to place six non-attacking bishops.

This article discusses 260 the number. To see information about the year 260, go to 260.



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Topics: 260 (number), 260s, 260s BC, 2600 The Hacker Quarterly...

260sCenturies: 2nd century 3rd century 4th century Decades: 210s 220s 230s 240s 250s 260s 270s 280s 290s 300s 310s Years: 260 261 262 263 264 265 266 267 268 269 Events Crisis of the Third Century Significant people Gallienus, Roman Emperor Claudius II, Roman260Events Valerian I captured by the Persian king Shapur I; Gallienus becomes sole Roman emperor. Shapur destroys Caesarea Mazaca in Asia Minor. Cao Huan succeeds Cao Mao as ruler of the Chinese Kingdom of Wei. Syria, Egypt and Palestine break off from the R260s BCCenturies: 4th century BC 3rd century BC 2nd century BC Decades: 310s BC 300s BC 290s BC 280s BC 270s BC 260s BC 250s BC 240s BC 230s BC 220s BC 210s BC Years: 269 BC 268 BC 267 BC 266 BC 265 BC 264 BC 263 BC 262 BC 261 BC 260 BC Events and Trends Onset o
2600 The Hacker QuarterlySummer 2001 2600 Issue 2600: The Hacker Quarterly is a traditional (printed) magazine named for the fact that phreakers in the 1960s found that the transmission of a 2600 Hertz tone (which could be produced perfectly with a plastic toy whistle given away260 BCCenturies: 4th century BC 3rd century BC 2nd century BC Decades: 310s BC 300s BC 290s BC 280s BC 270s BC 260s BC 250s BC 240s BC 230s BC 220s BC 210s BC Years: 265 BC 264 BC 263 BC 262 BC 261 BC 260 BC 259 BC 258 BC 257 BC 256 BC 255 BC Events Battle of C2600 (disambiguation)2600Hz is the tone used by a blue box to defeat toll charges on long distance telephone calls. 2600 The Hacker Quarterly 2600 will be the last year of the 26th century. The Atari 2600 was a popular video game console.
260 (number)2602 Moore2600
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