Jump to navigation Jump to search This article is about the numbers 400 to 499. For the year 400 AD, see 400. 400 400-500 calorie dinners the square of 20.

A circle is divided into 400 grads, which is equal to 360 degrees and 2π radians. 400 is a self number in base 10, since there is no integer that added to the sum of its own digits results in 400. On the other hand, 400 is divisible by the sum of its own base 10 digits, making it a Harshad number. An HTTP status code for a bad client request.

A former limited stop bus route which operated from Bolton to Stockport and Manchester Airport from 1970 to 2004, known as the Trans-Lancs Express. French film directed by François Truffaut. The yard number of the RMS Olympic, the RMS Titanic’s sister ship. Major League Baseball, last accomplished by Ted Williams of the Boston Red Sox in 1941.

The number of days in a Gregorian calendar year changes according to a cycle of exactly 400 years, of which 97 are leap years and 303 are common. The Intertestamental period or period of time between the writings of the Hebrew Bible and the Christian New Testament texts is traditionally considered to be a roughly four hundred-year period. The Sun is approximately 400 times the size of the Moon but also is approximately 400 times further away, creating the temporary illusion in which the Sun and Moon in Earth’s sky appear as if of similar size. Ontario Highway 401, colloquially referred to as the four-oh-one, is a popular Canadian highway 817.

Windsor to the Quebec border, passing through Toronto. 31, heptagonal number, Mertens function returns 0. First number that is the product of an emirp pair. The area code for southern Alberta. 101, Mertens function returns 0, nontotient, noncototient, number of integer partitions of 20 with an alternating permutation. HTTP status code for “Not Found”, perhaps the most famous HTTP status code.