This number is a prime.
The Nigerian Advance Fee Scheme (also known internationally as "4-1-9" fraud after the section of the Nigerian penal code which addresses fraud schemes) is generally targeted at small and medium sized businesses, as well as charities. [Croll]
Dutch microscopy pioneer and naturalist Anton van Leeuwenhoek (1632-1723) ground a total of 419 lenses during his life. [Oakes]
419 is the smallest number which when divided by 2, 3, 4, 5, 6 and 7 leaves remainders of 1, 2, 3, 4, 5 and 6 respectively. It is also interesting to note that 419 is one less than the least common multiple of the first 7 integers. [Tryczak]
Milligrams of potassium in one-half cup cooked spinach. [Karcher]
(419*22n + 1)/3 can never be prime. [Wesolowski]
The position of the largest term ("mille") in a dictionary that lists the first thousand numbers alphabetically in French. [Beedassy]
Largest n up to which Eulers famous polynomial n^2+n+41 generates primes or semiprimes only. [Gupta]
419 West is a traditional American restaurant in Roanoke, Virginia.
The 419th decade is the first that has exactly three brilliant years (4183, 4187, and 4189). [Gaydos]
419 Holistics is an Atlanta based company that strives to be the premier hemp/cannabis company in the south. [Buskey]