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52585057833 = 3711227640943
BaseRepresentation
bin110000111110010100…
…000100111000101001
312000201202001201022120
4300332110010320221
51330143233322313
640053544141453
73541051421340
oct607624047051
9160652051276
1052585057833
1120334992290
12a236767889
134c604b0749
14278bba2b57
15157b7c2d23
hexc3e504e29

52585057833 has 16 divisors (see below), whose sum is σ = 87414122496. Its totient is φ = 27316913040.

The previous prime is 52585057817. The next prime is 52585057979. The reversal of 52585057833 is 33875058525.

It is not a de Polignac number, because 52585057833 - 24 = 52585057817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52585057333) 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, 113820241 + ... + 113820702.

It is an arithmetic number, because the mean of its divisors is an integer number (5463382656).

Almost surely, 252585057833 is an apocalyptic number.

It is an amenable number.

52585057833 is a deficient number, since it is larger than the sum of its proper divisors (34829064663).

52585057833 is a wasteful number, since it uses less digits than its factorization.

52585057833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227640964.

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 52585057833 in words is "fifty-two billion, five hundred eighty-five million, fifty-seven thousand, eight hundred thirty-three".

Divisors: 1 3 7 11 21 33 77 231 227640943 682922829 1593486601 2504050373 4780459803 7512151119 17528352611 52585057833