The most commonly identified Shiga toxin-producing Escherichia coli in North America is E. coli O157.
The smallest prime of the form 2p + p3, where p is prime. [Brown]
Two to the power 157 is the smallest "apocalyptic number," i.e., a number of the form 2n that contains '666'. [Pickover]
157 is the smallest three-digit prime that produces five other primes by changing only its first digit: 257, 457, 557, 757, and 857. [Opao]
The smallest prime of form n*((n+1)^(n+2))-(n+3). [Vago]
Bus number 157 is hijacked in the cop thriller Dirty Harry. [May]
The smallest balanced emirp. [Punches]
The fourth (and smallest prime) Koechel number of Mozart's string quartets. The fourth largest (i.e., preantepenultimate) such number (KV 499) is again (the largest such) prime. [Hasler]
The smallest prime Köchel number of Mozart's string quartets (String Quartet No. 4 in C). [Hasler]
The smallest emirp whose sum of the digits is another emirp. [Silva]
The product 13 * 17 * 31 * 37 * ... * 149 * 157 = 2847632021876895870149 of consecutive emirps is pandigital. [Poo Sung]
5 is close to 157. [Wesolowski]
The smallest emirp with an emirp as its prime index. [Gaydos]
The largest rating on the Saffir-Simpson Hurricane Wind Scale occurs at sustanined winds of 157 mph or higher.
(There are 8 curios for this number that have not yet been approved by an editor.)
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