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52808681105 = 513038105707
BaseRepresentation
bin110001001011101001…
…001000011010010001
312001022022211221202222
4301023221020122101
51331123010243410
640132053150425
73546435245255
oct611351103221
9161268757688
1052808681105
112043a13a804
12a29962b415
134c979193cb
1427ad774265
151591246955
hexc4ba48691

52808681105 has 8 divisors (see below), whose sum is σ = 63419059392. Its totient is φ = 42214516848.

The previous prime is 52808681083. The next prime is 52808681113. The reversal of 52808681105 is 50118680825.

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 52808681105 - 28 = 52808680849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4046339 + ... + 4059368.

It is an arithmetic number, because the mean of its divisors is an integer number (7927382424).

Almost surely, 252808681105 is an apocalyptic number.

It is an amenable number.

52808681105 is a deficient number, since it is larger than the sum of its proper divisors (10610378287).

52808681105 is a wasteful number, since it uses less digits than its factorization.

52808681105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8107015.

The product of its (nonzero) digits is 153600, while the sum is 44.

The spelling of 52808681105 in words is "fifty-two billion, eight hundred eight million, six hundred eighty-one thousand, one hundred five".

Divisors: 1 5 1303 6515 8105707 40528535 10561736221 52808681105