- are
infinitely many
prime numbers,
there are also
infinitely many
semiprimes.
Semiprimes are also
called biprimes,
since they
include two primes, or second...
- mathematics,
semiprime ideals and
semiprime rings are
generalizations of
prime ideals and
prime rings. In
commutative algebra,
semiprime ideals are also...
-
Smith number. Also: 58 is the
second member of the
fifth cluster of two
semiprimes (57, 58),
following (25, 26) and
preceding (118, 119). 58 has an aliquot...
- the 11th
discrete Semiprime, it
being the 7th of the form (2.q). the
first member of the
third cluster of two
discrete semiprimes 38, 39 the next such...
-
number following 3 and
preceding 5. It is a
square number, the
smallest semiprime and
composite number, and is
considered unlucky in many East
Asian cultures...
- last
member of the
first triple cluster of
semiprimes 33, 34, 35. The
second such
triple distinct semiprime cluster is 85, 86, and 87. 35 is the number...
- 3-aliquot tree. the
second member of the
first cluster of two
discrete semiprimes (14, 15); the next such
cluster is (21, 22). the
first number to be polygonal...
-
cluster of
three consecutive semiprimes; the
first comprising 33, 34, 35. with an
aliquot sum of 33;
itself a
semiprime,
within an
aliquot sequence of...
- 28th
distinct semiprime and the 9th of the form (3.q)
where q is a
higher prime. the
first number in the 3rd
triplet of
consecutive semiprimes, 93, 94, 95...
- List of
highways numbered 57 Sloane, N. J. A. (ed.). "Sequence A001358 (
Semiprimes (or biprimes):
products of two primes.)". The On-Line
Encyclopedia of...
