267 (number) explained

Number:	267
Divisor:	1, 3, 89, 267

267 (two hundred [and] sixty-seven) is the natural number following 266 and preceding 268.

In mathematics

• 267 is an odd composite number with two prime factors.^[1]
• 267 is the number of planar partitions of the number 12. Planar partitions are the number of ways in which the given number can be organized as split in an array.^[2]
• 267 is the sum of perfect cubes in two different ways. It is the sum of 1³+2³+2³+5³+5³ and 2³+2³+2³+3³+6³

In technology

• The area code 267 is used for Philadelphia and the greater Philadelphia metropolitan area in Pennsylvania. It began use in 1999.^[3]
• +267 is also a country code. This calling code comes from Botswana.^[4]

Other fields

• The calendar years 267 AD and 267 BC.
• 267 is the number for several highways across the countries of Canada, Ireland, Japan, and the United States.
• 267 Tirza is an asteroid in the asteroid belt. It was named after Tirzah from the bible.^[5]
• The NGC 267 is an open cluster that is in the constellation Tucana. This constellation was discovered by John Herschel and written about by John Louis Emil Dreyer.^[6]
• The Trigana Air Flight 267 was a flight that crashed an ATR 42 in Papua, Indonesia. The flight crashed into the Maoke Mountains and all 54 people on the plane died.

Notes and References

1. Web site: Facts about the integer. mathworld.wolfram.com.
2. Web site: Planar partition information. mathworld.wolfram.com.
3. Web site: 267 area code in Pennsylvania. www.areacodelocations.info.
4. Web site: +267 Botswana country code. www.rebtel.com.
5. Web site: 267 Tirza asteroid. in-the-sky.org.
6. Web site: NGC 267 information. www.universeguide.com.