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66370282 = 2114496719
BaseRepresentation
bin1111110100101…
…1101011101010
311121212221220121
43331023223222
5113442322112
610330313454
71434065236
oct375135352
9147787817
1066370282
1134511a80
121a28888a
131099a674
148b595c6
155c60407
hex3f4baea

66370282 has 16 divisors (see below), whose sum is σ = 108864000. Its totient is φ = 30096640.

The previous prime is 66370259. The next prime is 66370289. The reversal of 66370282 is 28207366.

It is not an unprimeable number, because it can be changed into a prime (66370289) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6519 + ... + 13237.

It is an arithmetic number, because the mean of its divisors is an integer number (6804000).

Almost surely, 266370282 is an apocalyptic number.

66370282 is a deficient number, since it is larger than the sum of its proper divisors (42493718).

66370282 is a wasteful number, since it uses less digits than its factorization.

66370282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 66370282 is about 8146.7958118514. The cubic root of 66370282 is about 404.8783498884.

The spelling of 66370282 in words is "sixty-six million, three hundred seventy thousand, two hundred eighty-two".

Divisors: 1 2 11 22 449 898 4939 6719 9878 13438 73909 147818 3016831 6033662 33185141 66370282