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68745334 = 2723718959
BaseRepresentation
bin1000001100011…
…11100001110110
311210100121212111
410012033201312
5120044322314
610453241234
71463216500
oct406174166
9153317774
1068745334
1135894429
121b03321a
131131c718
1491b6d70
15607dec4
hex418f876

68745334 has 24 divisors (see below), whose sum is σ = 123202080. Its totient is φ = 28664496.

The previous prime is 68745329. The next prime is 68745337. The reversal of 68745334 is 43354786.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68745337) 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 11 ways as a sum of consecutive naturals, for example, 5854 + ... + 13105.

It is an arithmetic number, because the mean of its divisors is an integer number (5133420).

Almost surely, 268745334 is an apocalyptic number.

68745334 is a deficient number, since it is larger than the sum of its proper divisors (54456746).

68745334 is a wasteful number, since it uses less digits than its factorization.

68745334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19012 (or 19005 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 68745334 is about 8291.2806007275. The cubic root of 68745334 is about 409.6513673257.

The spelling of 68745334 in words is "sixty-eight million, seven hundred forty-five thousand, three hundred thirty-four".

Divisors: 1 2 7 14 37 49 74 98 259 518 1813 3626 18959 37918 132713 265426 701483 928991 1402966 1857982 4910381 9820762 34372667 68745334