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BaseRepresentation
bin10000001100110111
310101000202
4100030313
54110414
61231115
7364316
oct201467
9111022
1066359
1145947
123249b
1324287
141a27d
15149de
hex10337

66359 has 2 divisors, whose sum is σ = 66360. Its totient is φ = 66358.

The previous prime is 66347. The next prime is 66361. The reversal of 66359 is 95366.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66359 - 24 = 66343 is a prime.

Together with 66361, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6 + 66 + 39 + 5 + 9 .

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66959) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33179 + 33180.

It is an arithmetic number, because the mean of its divisors is an integer number (33180).

266359 is an apocalyptic number.

66359 is a deficient number, since it is larger than the sum of its proper divisors (1).

66359 is an equidigital number, since it uses as much as digits as its factorization.

66359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 29.

The square root of 66359 is about 257.6024068211. The cubic root of 66359 is about 40.4855407409.

The spelling of 66359 in words is "sixty-six thousand, three hundred fifty-nine".