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52664244180 = 22352921043683
BaseRepresentation
bin110001000011000010…
…001001011111010100
312000221021001210120020
4301003002021133110
51330324021303210
640105453305140
73543032455332
oct610302113724
9160837053506
1052664244180
1120375658149
12a2591951b0
134c73a17682
1427984d6b52
151583715770
hexc430897d4

52664244180 has 72 divisors (see below), whose sum is σ = 152720192352. Its totient is φ = 13559516544.

The previous prime is 52664244169. The next prime is 52664244211. The reversal of 52664244180 is 8144246625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471382 + ... + 572301.

Almost surely, 252664244180 is an apocalyptic number.

It is an amenable number.

52664244180 is an abundant number, since it is smaller than the sum of its proper divisors (100055948172).

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

52664244180 is a wasteful number, since it uses less digits than its factorization.

52664244180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043753 (or 1043722 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 52664244180 in words is "fifty-two billion, six hundred sixty-four million, two hundred forty-four thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 841 870 1682 1740 2523 3364 4205 5046 8410 10092 12615 16820 25230 50460 1043683 2087366 3131049 4174732 5218415 6262098 10436830 12524196 15655245 20873660 30266807 31310490 60533614 62620980 90800421 121067228 151334035 181600842 302668070 363201684 454002105 605336140 877737403 908004210 1755474806 1816008420 2633212209 3510949612 4388687015 5266424418 8777374030 10532848836 13166061045 17554748060 26332122090 52664244180