This number is a prime.
The Petronas Towers in Kuala Lumpur, Malaysia, is the tallest (1483 feet) twin towers in the world, and it lays claim to being the world's tallest high-rise of the 20th century.
1483 = (1*4*8*3)*(1+4+8+3) - prime(1+4+8+3). Note that 1483 is the smallest number with this property. [Firoozbakht]
The smallest prime p such that 47*2^p+1 is prime. [Loungrides]
The smallest prime that is the sum three prime cubes: 1483=3^3+5^3+11^3. [Silva]
(There are 2 curios for this number that have not yet been approved by an editor.)
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell