## Paul Erös was born on this day 104 years ago.

### Properties of the number 806475:

806475 = 3 × 5^{2}× 10753 is the 742039

^{th}composite number and is not squarefree.

806475 has 3 distinct prime factors, 12 divisors, 19 antidivisors and 430080 totatives.

806475 has a sphenic digit sum 30 in base 10.

806475 has an oblong digit sum 30 in base 10.

806475 = 403238

^{2}- 403237

^{2}= 134414

^{2}- 134411

^{2}= 80650

^{2}- 80645

^{2}= 26890

^{2}- 26875

^{2}= 16142

^{2}- 16117

^{2}= 5414

^{2}- 5339

^{2}is the difference of 2 nonnegative squares in 6 ways.

806475 is the difference of 2 positive pentagonal numbers in 3 ways.

806475 = 1

^{2}+ 95

^{2}+ 893

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

806475

^{2}= 322605

^{2}+ 739140

^{2}= 185400

^{2}+ 784875

^{2}= 397749

^{2}+ 701568

^{2}= 516660

^{2}+ 619245

^{2}= 41781

^{2}+ 805392

^{2}= 483885

^{2}+ 645180

^{2}= 225813

^{2}+ 774216

^{2}is the sum of 2 positive squares in 7 ways.

806475

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

806475 is a divisor of 1499

^{28}- 1.

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