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52726106838 = 2372733293631
BaseRepresentation
bin110001000110101110…
…001000101011010110
312001002120110202011210
4301012232020223112
51330440340404323
640115543242250
73544413341046
oct610656105326
9161076422153
1052726106838
11203a7570509
12a275a49386
134c837973b2
1427a27db726
151588d85293
hexc46b88ad6

52726106838 has 32 divisors (see below), whose sum is σ = 105658076160. Its totient is φ = 17541089280.

The previous prime is 52726106789. The next prime is 52726106857. The reversal of 52726106838 is 83860162725.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14519283 + ... + 14522913.

It is an arithmetic number, because the mean of its divisors is an integer number (3301814880).

Almost surely, 252726106838 is an apocalyptic number.

52726106838 is an abundant number, since it is smaller than the sum of its proper divisors (52931969322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52726106838 is a wasteful number, since it uses less digits than its factorization.

52726106838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7692.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 52726106838 in words is "fifty-two billion, seven hundred twenty-six million, one hundred six thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 727 1454 2181 3329 3631 4362 6658 7262 9987 10893 19974 21786 2420183 2639737 4840366 5279474 7260549 7919211 12087599 14521098 15838422 24175198 36262797 72525594 8787684473 17575368946 26363053419 52726106838