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66300982 = 2112273971
BaseRepresentation
bin1111110011101…
…0110000110110
311121202102211221
43330322300312
5113433112412
610325020554
71433356216
oct374726066
9147672757
1066300982
1134474a00
121a25475a
1310974c67
148b3c246
155c49b07
hex3f3ac36

66300982 has 12 divisors (see below), whose sum is σ = 109314828. Its totient is φ = 30136700.

The previous prime is 66300979. The next prime is 66300991. The reversal of 66300982 is 28900366.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136744 + ... + 137227.

It is an arithmetic number, because the mean of its divisors is an integer number (9109569).

Almost surely, 266300982 is an apocalyptic number.

66300982 is a deficient number, since it is larger than the sum of its proper divisors (43013846).

66300982 is a wasteful number, since it uses less digits than its factorization.

66300982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273995 (or 273984 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 66300982 is about 8142.5414951353. The cubic root of 66300982 is about 404.7373839821.

The spelling of 66300982 in words is "sixty-six million, three hundred thousand, nine hundred eighty-two".

Divisors: 1 2 11 22 121 242 273971 547942 3013681 6027362 33150491 66300982