1024 is the natural number following 1023 and preceding 1025. 1024 is a power of two: 210 (2 to the tenth power). It is the nearest power of two from decimal 1000 and senary 100006 (decimal 1296). 1024 is the smallest number with exactly 11 divisors (but note that there are smaller numbers with more than 11 divisors; e.g., 60 has 12 divisors) (sequence in the OEIS). The number of groups of order 1024 is 49487365422, which is 99% of all groups of order less than 2000.