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52687524793 = 311883191861
BaseRepresentation
bin110001000100011010…
…111101001110111001
312000222212212120120011
4301010122331032321
51330401001243133
640112044301521
73543434400001
oct610432751671
9160885776504
1052687524793
1120387809222
12a264b418a1
134c787a9097
14279b637001
1515857b36cd
hexc446bd3b9

52687524793 has 8 divisors (see below), whose sum is σ = 52917074496. Its totient is φ = 52458361200.

The previous prime is 52687524779. The next prime is 52687524797. The reversal of 52687524793 is 39742578625.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52687524793 - 229 = 52150653881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52687524797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178683 + ... + 370543.

It is an arithmetic number, because the mean of its divisors is an integer number (6614634312).

Almost surely, 252687524793 is an apocalyptic number.

It is an amenable number.

52687524793 is a deficient number, since it is larger than the sum of its proper divisors (229549703).

52687524793 is a wasteful number, since it uses less digits than its factorization.

52687524793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193055.

The product of its digits is 25401600, while the sum is 58.

The spelling of 52687524793 in words is "fifty-two billion, six hundred eighty-seven million, five hundred twenty-four thousand, seven hundred ninety-three".

Divisors: 1 311 883 191861 274613 59668771 169413263 52687524793