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52022061 = 3371331683
BaseRepresentation
bin1100011001110…
…0101100101101
310121212222212000
43012130230231
5101304201221
65055002513
71201115550
oct306345455
9117788760
1052022061
1127401a43
1215509439
13aa158b0
146ca2697
154878e26
hex319cb2d

52022061 has 64 divisors (see below), whose sum is σ = 98058240. Its totient is φ = 26516160.

The previous prime is 52022059. The next prime is 52022077. The reversal of 52022061 is 16022025.

It is not a de Polignac number, because 52022061 - 21 = 52022059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52022161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75826 + ... + 76508.

It is an arithmetic number, because the mean of its divisors is an integer number (1532160).

Almost surely, 252022061 is an apocalyptic number.

It is an amenable number.

52022061 is a deficient number, since it is larger than the sum of its proper divisors (46036179).

52022061 is a wasteful number, since it uses less digits than its factorization.

52022061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 737 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 52022061 is about 7212.6320438520. The cubic root of 52022061 is about 373.3038921476.

Adding to 52022061 its reverse (16022025), we get a palindrome (68044086).

The spelling of 52022061 in words is "fifty-two million, twenty-two thousand, sixty-one".

Divisors: 1 3 7 9 13 21 27 31 39 63 91 93 117 189 217 273 279 351 403 651 683 819 837 1209 1953 2049 2457 2821 3627 4781 5859 6147 8463 8879 10881 14343 18441 21173 25389 26637 43029 62153 63519 76167 79911 129087 148211 186459 190557 239733 275249 444633 559377 571671 825747 1333899 1678131 1926743 2477241 4001697 5780229 7431723 17340687 52022061