Number 57

A page of the Numeropedia - the Special Encyclopedia of Numbers

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[Chemistry]  The atomic number of Lanthanum (La). There are 15 elements in the Lanthanide series: Lanthanum (57) to Lutetium (71).

[Math.]

 33×34 = 1122 33×35 = 1155 33×36 = 1188 33×37 = 1221 33×47 = 1551 33×57 = 1881

 333×334 = 111,222 333×335 = 111,555 333×336 = 111,888 333×337 = 112,221 333×347 = 115,551 333×357 = 118,881

… (generalizable pattern)

[Math.]  The largest composite number such that quadratic field of the form Q(571/2) is Euclidean. The largest number is a prime number, 73.

[Movie]  Name of TV show/series or movie: “Passenger 57”.

[Phone]  International telephone dialing code for Colombia.

[Science]  The number 1057 is octodecillion, in American system. In British system, octodecillion is 10108.

[Sport]  In racing, a Heinz is a combination of 57 wagers on 6 horses.

[Tech.]  The number of varieties of original Heinz tomato ketchup usually appears at its bottleneck. It is the number of varieties of pickle the company once invented by H. J. Heinz.

[Tech.]  The “number system” code of an EAN-13 barcode for Denmark’s products.