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68321327 = 313218279
BaseRepresentation
bin1000001001010…
…00000000101111
311202120002020112
410010220000233
5114442240302
610440210235
71456502354
oct404500057
9152502215
1068321327
1135624908
121aa6997b
1311201729
14910662b
155ee8552
hex412802f

68321327 has 4 divisors (see below), whose sum is σ = 68539920. Its totient is φ = 68102736.

The previous prime is 68321299. The next prime is 68321329. The reversal of 68321327 is 72312386.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68321327 - 26 = 68321263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 68321293 and 68321302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68321329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108827 + ... + 109452.

It is an arithmetic number, because the mean of its divisors is an integer number (17134980).

Almost surely, 268321327 is an apocalyptic number.

68321327 is a deficient number, since it is larger than the sum of its proper divisors (218593).

68321327 is a wasteful number, since it uses less digits than its factorization.

68321327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218592.

The product of its digits is 12096, while the sum is 32.

The square root of 68321327 is about 8265.6716000577. The cubic root of 68321327 is about 408.8074148666.

The spelling of 68321327 in words is "sixty-eight million, three hundred twenty-one thousand, three hundred twenty-seven".

Divisors: 1 313 218279 68321327