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52740521005 = 519619101039
BaseRepresentation
bin110001000111100101…
…000111110000101101
312001010120121001200211
4301013211013300231
51331003033133010
640121220222421
73544650013624
oct610745076055
9161116531624
1052740521005
1120404716047
12a27a83aa11
134c867731a3
1427a46b06bb
15158a28108a
hexc47947c2d

52740521005 has 16 divisors (see below), whose sum is σ = 67711737600. Its totient is φ = 39316484160.

The previous prime is 52740521003. The next prime is 52740521017. The reversal of 52740521005 is 50012504725.

52740521005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52740521005 - 21 = 52740521003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52740521003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4544725 + ... + 4556314.

It is an arithmetic number, because the mean of its divisors is an integer number (4231983600).

Almost surely, 252740521005 is an apocalyptic number.

It is an amenable number.

52740521005 is a deficient number, since it is larger than the sum of its proper divisors (14971216595).

52740521005 is a wasteful number, since it uses less digits than its factorization.

52740521005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9101124.

The product of its (nonzero) digits is 14000, while the sum is 31.

The spelling of 52740521005 in words is "fifty-two billion, seven hundred forty million, five hundred twenty-one thousand, five".

Divisors: 1 5 19 61 95 305 1159 5795 9101039 45505195 172919741 555163379 864598705 2775816895 10548104201 52740521005