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66024234 = 2343113147
BaseRepresentation
bin1111101111011…
…1001100101010
311121020101020000
43323313030222
5113400233414
610315043430
71431124323
oct373671452
9147211200
1066024234
11342a5a91
121a140576
13108a8cc3
148aa944a
155be2b09
hex3ef732a

66024234 has 40 divisors (see below), whose sum is σ = 152727168. Its totient is φ = 21296520.

The previous prime is 66024223. The next prime is 66024241. The reversal of 66024234 is 43242066.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 66024198 and 66024207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1552 + ... + 11595.

Almost surely, 266024234 is an apocalyptic number.

66024234 is an abundant number, since it is smaller than the sum of its proper divisors (86702934).

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

66024234 is a wasteful number, since it uses less digits than its factorization.

66024234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13192 (or 13183 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 66024234 is about 8125.5297673444. The cubic root of 66024234 is about 404.1734583382.

The spelling of 66024234 in words is "sixty-six million, twenty-four thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 27 31 54 62 81 93 162 186 279 558 837 1674 2511 5022 13147 26294 39441 78882 118323 236646 354969 407557 709938 815114 1064907 1222671 2129814 2445342 3668013 7336026 11004039 22008078 33012117 66024234