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66795302 = 274771093
BaseRepresentation
bin1111111011001…
…1011100100110
311122200112221002
43332303130212
5114044422202
610343353302
71440515330
oct376633446
9148615832
1066795302
1134782332
121a452832
1310ab8c62
148c2a450
155ce6302
hex3fb3726

66795302 has 8 divisors (see below), whose sum is σ = 114506256. Its totient is φ = 28626552.

The previous prime is 66795299. The next prime is 66795331. The reversal of 66795302 is 20359766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×667953022 = 8923224738542408, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2385533 + ... + 2385560.

It is an arithmetic number, because the mean of its divisors is an integer number (14313282).

Almost surely, 266795302 is an apocalyptic number.

66795302 is a deficient number, since it is larger than the sum of its proper divisors (47710954).

66795302 is a wasteful number, since it uses less digits than its factorization.

66795302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771102.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 66795302 is about 8172.8392863190. The cubic root of 66795302 is about 405.7407608407.

The spelling of 66795302 in words is "sixty-six million, seven hundred ninety-five thousand, three hundred two".

Divisors: 1 2 7 14 4771093 9542186 33397651 66795302