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52205936560 = 245798260433
BaseRepresentation
bin110000100111101101…
…110101111110110000
311222202022200100200221
4300213231311332300
51323404204432220
635552202222424
73525466065451
oct604755657660
9158668610627
1052205936560
112015a987918
12a14b7b4a14
134bcca9c52b
1427536b5128
1515583859aa
hexc27b75fb0

52205936560 has 40 divisors (see below), whose sum is σ = 122915257920. Its totient is φ = 20618038272.

The previous prime is 52205936533. The next prime is 52205936569. The reversal of 52205936560 is 6563950225.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (52205936569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4123897 + ... + 4136536.

It is an arithmetic number, because the mean of its divisors is an integer number (3072881448).

Almost surely, 252205936560 is an apocalyptic number.

It is an amenable number.

52205936560 is an abundant number, since it is smaller than the sum of its proper divisors (70709321360).

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

52205936560 is a wasteful number, since it uses less digits than its factorization.

52205936560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8260525 (or 8260519 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 52205936560 in words is "fifty-two billion, two hundred five million, nine hundred thirty-six thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 79 80 158 316 395 632 790 1264 1580 3160 6320 8260433 16520866 33041732 41302165 66083464 82604330 132166928 165208660 330417320 652574207 660834640 1305148414 2610296828 3262871035 5220593656 6525742070 10441187312 13051484140 26102968280 52205936560