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67066482 = 2372369427
BaseRepresentation
bin1111111111010…
…1101001110010
311200012022220210
43333311221302
5114132111412
610353244550
71443025050
oct377655162
9150168823
1067066482
113494804a
121a563756
1310b82512
148c9b1d0
155d4b83c
hex3ff5a72

67066482 has 32 divisors (see below), whose sum is σ = 159962112. Its totient is φ = 18328464.

The previous prime is 67066481. The next prime is 67066537. The reversal of 67066482 is 28466076.

It is a self number, because there is not a number n which added to its sum of digits gives 67066482.

It is not an unprimeable number, because it can be changed into a prime (67066481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33748 + ... + 35679.

It is an arithmetic number, because the mean of its divisors is an integer number (4998816).

Almost surely, 267066482 is an apocalyptic number.

67066482 is an abundant number, since it is smaller than the sum of its proper divisors (92895630).

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

67066482 is a wasteful number, since it uses less digits than its factorization.

67066482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69462.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 67066482 is about 8189.4127994625. The cubic root of 67066482 is about 406.2891038651.

The spelling of 67066482 in words is "sixty-seven million, sixty-six thousand, four hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 966 69427 138854 208281 416562 485989 971978 1457967 1596821 2915934 3193642 4790463 9580926 11177747 22355494 33533241 67066482