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68484727 = 648110567
BaseRepresentation
bin1000001010011…
…11111001110111
311202212101101101
410011033321313
5120013002402
610443510531
71461052633
oct405177167
9152771341
1068484727
1135726653
121ab28447
131125ac0c
149149dc3
15602bb87
hex414fe77

68484727 has 4 divisors (see below), whose sum is σ = 68501776. Its totient is φ = 68467680.

The previous prime is 68484701. The next prime is 68484739. The reversal of 68484727 is 72748486.

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 68484727 - 27 = 68484599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68484527) 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, 1198 + ... + 11764.

It is an arithmetic number, because the mean of its divisors is an integer number (17125444).

Almost surely, 268484727 is an apocalyptic number.

68484727 is a deficient number, since it is larger than the sum of its proper divisors (17049).

68484727 is a wasteful number, since it uses less digits than its factorization.

68484727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17048.

The product of its digits is 602112, while the sum is 46.

The square root of 68484727 is about 8275.5499515138. The cubic root of 68484727 is about 409.1330620791.

The spelling of 68484727 in words is "sixty-eight million, four hundred eighty-four thousand, seven hundred twenty-seven".

Divisors: 1 6481 10567 68484727