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52887263286 = 231113292125523
BaseRepresentation
bin110001010000010100…
…111001100000110110
312001111210201100021010
4301100110321200312
51331303114411121
640143541333050
73551411214654
oct612024714066
9161453640233
1052887263286
112047a532760
12a2bba07186
134caaca1340
1427b9d8bdd4
1515980ba376
hexc50539836

52887263286 has 64 divisors (see below), whose sum is σ = 128551691520. Its totient is φ = 14283507840.

The previous prime is 52887263251. The next prime is 52887263357. The reversal of 52887263286 is 68236278825.

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, 1037880 + ... + 1087643.

It is an arithmetic number, because the mean of its divisors is an integer number (2008620180).

Almost surely, 252887263286 is an apocalyptic number.

52887263286 is an abundant number, since it is smaller than the sum of its proper divisors (75664428234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52887263286 is a wasteful number, since it uses less digits than its factorization.

52887263286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125581.

The product of its digits is 15482880, while the sum is 57.

The spelling of 52887263286 in words is "fifty-two billion, eight hundred eighty-seven million, two hundred sixty-three thousand, two hundred eighty-six".

Divisors: 1 2 3 6 11 13 22 26 29 33 39 58 66 78 87 143 174 286 319 377 429 638 754 858 957 1131 1914 2262 4147 8294 12441 24882 2125523 4251046 6376569 12753138 23380753 27631799 46761506 55263598 61640167 70142259 82895397 123280334 140284518 165790794 184920501 303949789 369841002 607899578 678041837 801322171 911849367 1356083674 1602644342 1823698734 2034125511 2403966513 4068251022 4807933026 8814543881 17629087762 26443631643 52887263286