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52975806080 = 275194356563
BaseRepresentation
bin110001010101100110…
…101010011010000000
312001201222022210010212
4301111212222122000
51331443301243310
640200423213252
73553534631141
oct612546523200
9161658283125
1052975806080
112051550921a
12a3255a7228
134cc3432c22
1427c7a39ac8
1515a0c5a205
hexc559aa680

52975806080 has 64 divisors (see below), whose sum is σ = 133310858400. Its totient is φ = 20075037696.

The previous prime is 52975806053. The next prime is 52975806139. The reversal of 52975806080 is 8060857925.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2166122 + ... + 2190441.

Almost surely, 252975806080 is an apocalyptic number.

It is an amenable number.

52975806080 is an abundant number, since it is smaller than the sum of its proper divisors (80335052320).

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

52975806080 is a wasteful number, since it uses less digits than its factorization.

52975806080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4356601 (or 4356589 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 52975806080 in words is "fifty-two billion, nine hundred seventy-five million, eight hundred six thousand, eighty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 304 320 380 608 640 760 1216 1520 2432 3040 6080 12160 4356563 8713126 17426252 21782815 34852504 43565630 69705008 82774697 87131260 139410016 165549394 174262520 278820032 331098788 348525040 413873485 557640064 662197576 697050080 827746970 1324395152 1394100160 1655493940 2648790304 2788200320 3310987880 5297580608 6621975760 10595161216 13243951520 26487903040 52975806080