### Properties of the number 82545:

82545 = 3 × 5 × 5503 is a sphenic number and squarefree.82545 has 3 distinct prime factors, 8 divisors, 9 antidivisors and 44016 totatives.

82545 = 41273

^{2}- 41272

^{2}= 13759

^{2}- 13756

^{2}= 8257

^{2}- 8252

^{2}= 2759

^{2}- 2744

^{2}is the difference of 2 nonnegative squares in 4 ways.

82545 is the difference of 2 positive pentagonal numbers in 2 ways.

82545 = 17

^{2}+ 40

^{2}+ 284

^{2}is the sum of 3 positive squares.

82545

^{2}= 49527

^{2}+ 66036

^{2}is the sum of 2 positive squares in 1 way.

82545

^{2}is the sum of 3 positive squares.

82545 is a proper divisor of 929

^{6}- 1.

82545 = '82' + '545' is the concatenation of 2 semiprime numbers.

82545 in base 14 = 22121 and consists of only the digits '1' and '2'.

### The number 82545 belongs to the following On-Line Encyclopedia of Integer Sequences (OEIS) sequence (among others):

Sequence number and description below are taken from OEIS.A255550: Main diagonal of array A255551.

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