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68524382 = 2172015423
BaseRepresentation
bin1000001010110…
…01100101011110
311202221101210002
410011121211132
5120020240012
610444414302
71461306353
oct405314536
9152841702
1068524382
1135753423
121ab47392
1311272c94
14915a62a
1560387c2
hex415995e

68524382 has 8 divisors (see below), whose sum is σ = 108832896. Its totient is φ = 32246752.

The previous prime is 68524381. The next prime is 68524403. The reversal of 68524382 is 28342586.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68524381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007678 + ... + 1007745.

It is an arithmetic number, because the mean of its divisors is an integer number (13604112).

Almost surely, 268524382 is an apocalyptic number.

68524382 is a deficient number, since it is larger than the sum of its proper divisors (40308514).

68524382 is a wasteful number, since it uses less digits than its factorization.

68524382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015442.

The product of its digits is 92160, while the sum is 38.

The square root of 68524382 is about 8277.9455180618. The cubic root of 68524382 is about 409.2120141893.

The spelling of 68524382 in words is "sixty-eight million, five hundred twenty-four thousand, three hundred eighty-two".

Divisors: 1 2 17 34 2015423 4030846 34262191 68524382