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52504166253 = 373114638587
BaseRepresentation
bin110000111001011111…
…011111111101101101
312000112002211222221010
4300321133133331231
51330012031310003
640041534255433
73536050023000
oct607137377555
9160462758833
1052504166253
11202a3262240
12a213657579
134c497ca5c6
142781147537
151574645003
hexc397dff6d

52504166253 has 32 divisors (see below), whose sum is σ = 89060889600. Its totient is φ = 27274885680.

The previous prime is 52504166243. The next prime is 52504166303. The reversal of 52504166253 is 35266140525.

It is not a de Polignac number, because 52504166253 - 26 = 52504166189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52504166243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2307975 + ... + 2330612.

It is an arithmetic number, because the mean of its divisors is an integer number (2783152800).

Almost surely, 252504166253 is an apocalyptic number.

It is an amenable number.

52504166253 is a deficient number, since it is larger than the sum of its proper divisors (36556723347).

52504166253 is a wasteful number, since it uses less digits than its factorization.

52504166253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4638622 (or 4638608 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 52504166253 in words is "fifty-two billion, five hundred four million, one hundred sixty-six thousand, two hundred fifty-three".

Divisors: 1 3 7 11 21 33 49 77 147 231 343 539 1029 1617 3773 11319 4638587 13915761 32470109 51024457 97410327 153073371 227290763 357171199 681872289 1071513597 1591035341 2500198393 4773106023 7500595179 17501388751 52504166253