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52881015935 = 51119389130087
BaseRepresentation
bin110001001111111101…
…000100010001111111
312001111100221221111202
4301033331010101333
51331300020002220
640143155410115
73551304135056
oct611775042177
9161440857452
1052881015935
1120476a55a60
12a2b98b393b
134ca98c4897
1427b920339d
151597784275
hexc4ff4447f

52881015935 has 32 divisors (see below), whose sum is σ = 73057420800. Its totient is φ = 36340824960.

The previous prime is 52881015899. The next prime is 52881015977. The reversal of 52881015935 is 53951018825.

It is not a de Polignac number, because 52881015935 - 28 = 52881015679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52881015935.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341462 + ... + 471548.

It is an arithmetic number, because the mean of its divisors is an integer number (2283044400).

Almost surely, 252881015935 is an apocalyptic number.

52881015935 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52881015935 is a deficient number, since it is larger than the sum of its proper divisors (20176404865).

52881015935 is a wasteful number, since it uses less digits than its factorization.

52881015935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130511.

The product of its (nonzero) digits is 432000, while the sum is 47.

The spelling of 52881015935 in words is "fifty-two billion, eight hundred eighty-one million, fifteen thousand, nine hundred thirty-five".

Divisors: 1 5 11 19 55 95 209 389 1045 1945 4279 7391 21395 36955 81301 130087 406505 650435 1430957 2471653 7154785 12358265 27188183 50603843 135940915 253019215 556642273 961473017 2783211365 4807365085 10576203187 52881015935