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68789014 = 2727118131
BaseRepresentation
bin1000001100110…
…10001100010110
311210102211210021
410012122030112
5120102222024
610454215354
71463461030
oct406321426
9153384707
1068789014
1135914228
121b05455a
1311336578
1491c8c50
15608bde4
hex419a316

68789014 has 16 divisors (see below), whose sum is σ = 118365696. Its totient is φ = 29370600.

The previous prime is 68789009. The next prime is 68789027. The reversal of 68789014 is 41098786.

It is a congruent number.

It is an unprimeable number.

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, 5272 + ... + 12859.

It is an arithmetic number, because the mean of its divisors is an integer number (7397856).

Almost surely, 268789014 is an apocalyptic number.

68789014 is a deficient number, since it is larger than the sum of its proper divisors (49576682).

68789014 is a wasteful number, since it uses less digits than its factorization.

68789014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18411.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 68789014 is about 8293.9142749368. The cubic root of 68789014 is about 409.7381115561.

The spelling of 68789014 in words is "sixty-eight million, seven hundred eighty-nine thousand, fourteen".

Divisors: 1 2 7 14 271 542 1897 3794 18131 36262 126917 253834 4913501 9827002 34394507 68789014