743 744 → Roman numeral DCCXLIII | Factorization 743 Binary 10111001112 | |
Cardinal seven hundred forty-three Ordinal 743rd(seven hundred and forty-third) | ||
743 (seven hundred [and] forty three) is the natural number following 742 and preceding 744. It is a prime number.
743 is a Sophie Germain prime, because 2 × 743 + 1 = 1487 is also prime.
There are exactly 743 independent sets in a four-dimensional (16 vertex) hypercube graph, and exactly 743 connected cubic graphs with 16 vertices and girth four.
References
743 (number) Wikipedia(Text) CC BY-SA