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52043166 = 23271921739
BaseRepresentation
bin1100011010000…
…1110110011110
310121221001210200
43012201312132
5101310340131
65055244330
71201234230
oct306416636
9117831720
1052043166
112741688a
12155196a6
13aa22396
146caa250
1548802e6
hex31a1d9e

52043166 has 48 divisors (see below), whose sum is σ = 135657600. Its totient is φ = 14086224.

The previous prime is 52043099. The next prime is 52043177. The reversal of 52043166 is 66134025.

It is a super-2 number, since 2×520431662 = 5416982254607112, which contains 22 as substring.

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, 8476 + ... + 13263.

It is an arithmetic number, because the mean of its divisors is an integer number (2826200).

Almost surely, 252043166 is an apocalyptic number.

52043166 is an abundant number, since it is smaller than the sum of its proper divisors (83614434).

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

52043166 is a wasteful number, since it uses less digits than its factorization.

52043166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21773 (or 21770 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 52043166 is about 7214.0949536307. The cubic root of 52043166 is about 373.3543676145.

The spelling of 52043166 in words is "fifty-two million, forty-three thousand, one hundred sixty-six".

Divisors: 1 2 3 6 7 9 14 18 19 21 38 42 57 63 114 126 133 171 266 342 399 798 1197 2394 21739 43478 65217 130434 152173 195651 304346 391302 413041 456519 826082 913038 1239123 1369557 2478246 2739114 2891287 3717369 5782574 7434738 8673861 17347722 26021583 52043166