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52805250504 = 2332733406257
BaseRepresentation
bin110001001011011100…
…000010110111001000
312001022002101122212200
4301023130002313020
51331121121004004
640131451440200
73546364136436
oct611334026710
9161262348780
1052805250504
11204382072a6
12a298456060
134c96cb7a76
1427ad11dd56
151590cba239
hexc4b702dc8

52805250504 has 24 divisors (see below), whose sum is σ = 143014220310. Its totient is φ = 17601750144.

The previous prime is 52805250497. The next prime is 52805250517. The reversal of 52805250504 is 40505250825.

It is a happy number.

52805250504 is a `hidden beast` number, since 5 + 2 + 80 + 525 + 0 + 50 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 52717078404 + 88172100 = 229602^2 + 9390^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 366703057 + ... + 366703200.

Almost surely, 252805250504 is an apocalyptic number.

It is an amenable number.

52805250504 is an abundant number, since it is smaller than the sum of its proper divisors (90208969806).

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

52805250504 is a wasteful number, since it uses less digits than its factorization.

52805250504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733406269 (or 733406262 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 52805250504 in words is "fifty-two billion, eight hundred five million, two hundred fifty thousand, five hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 733406257 1466812514 2200218771 2933625028 4400437542 5867250056 6600656313 8800875084 13201312626 17601750168 26402625252 52805250504