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68027307 = 323985903
BaseRepresentation
bin1000000111000…
…00001110101011
311202000010220220
410003200032223
5114403333212
610430021123
71454136225
oct403401653
9152003826
1068027307
1135443a17
121a9477a3
131112a95a
14906b415
155e8b38c
hex40e03ab

68027307 has 8 divisors (see below), whose sum is σ = 94646784. Its totient is φ = 43379688.

The previous prime is 68027303. The next prime is 68027321. The reversal of 68027307 is 70372086.

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

It is not a de Polignac number, because 68027307 - 22 = 68027303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68027303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492883 + ... + 493020.

It is an arithmetic number, because the mean of its divisors is an integer number (11830848).

Almost surely, 268027307 is an apocalyptic number.

68027307 is a deficient number, since it is larger than the sum of its proper divisors (26619477).

68027307 is a wasteful number, since it uses less digits than its factorization.

68027307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985929.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 68027307 is about 8247.8668151226. The cubic root of 68027307 is about 408.2201390347.

The spelling of 68027307 in words is "sixty-eight million, twenty-seven thousand, three hundred seven".

Divisors: 1 3 23 69 985903 2957709 22675769 68027307