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536385871 = 761220593
BaseRepresentation
bin11111111110001…
…001100101001111
31101101022020002101
4133332021211033
52044303321441
6125120335531
716202130130
oct3776114517
91341266071
10536385871
1125585970a
1212b7745a7
13871848b8
1451347c87
1532154231
hex1ff8994f

536385871 has 12 divisors (see below), whose sum is σ = 623256816. Its totient is φ = 452200320.

The previous prime is 536385841. The next prime is 536385907. The reversal of 536385871 is 178583635.

It is a de Polignac number, because none of the positive numbers 2k-536385871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536385841) 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 11 ways as a sum of consecutive naturals, for example, 15751 + ... + 36343.

It is an arithmetic number, because the mean of its divisors is an integer number (51938068).

Almost surely, 2536385871 is an apocalyptic number.

536385871 is a deficient number, since it is larger than the sum of its proper divisors (86870945).

536385871 is an equidigital number, since it uses as much as digits as its factorization.

536385871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20722 (or 20661 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The square root of 536385871 is about 23160.0058506038. The cubic root of 536385871 is about 812.5045028863.

The spelling of 536385871 in words is "five hundred thirty-six million, three hundred eighty-five thousand, eight hundred seventy-one".

Divisors: 1 7 61 427 3721 20593 26047 144151 1256173 8793211 76626553 536385871