### Properties of the number 399952605938:

399952605938 = 2 × 26021 × 7685189 is a sphenic number and squarefree.399952605938 has 3 distinct prime factors, 8 divisors, 241 antidivisors and 199968591760 totatives.

399952605938 is the difference of 2 positive pentagonal numbers in 2 ways.

399952605938 = 446887

^{2}+ 447487

^{2}= 388747

^{2}+ 498827

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

399952605938 = 68

^{2}+ 1967

^{2}+ 632415

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

399952605938

^{2}= 97704145920

^{2}+ 387834999538

^{2}= 49492617160

^{2}+ 396878530338

^{2}= 536624400

^{2}+ 399952245938

^{2}= 48960072760

^{2}+ 396944578338

^{2}is the sum of 2 positive squares in 4 ways.

399952605938

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

399952605938 is a divisor of 433

^{714173542}- 1.

399952605938 = '39995' + '2605938' is the concatenation of 2 sphenic numbers.

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