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68013614 = 276144687
BaseRepresentation
bin1000000110111…
…00111000101110
311201222110010202
410003130320232
5114402413424
610425433502
71454051264
oct403347056
9151873122
1068013614
11354346a9
121a93b892
1311124656
149066434
155e872ae
hex40dce2e

68013614 has 8 divisors (see below), whose sum is σ = 102156768. Its totient is φ = 33961360.

The previous prime is 68013611. The next prime is 68013637. The reversal of 68013614 is 41631086.

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 (68013611) 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, 20822 + ... + 23865.

It is an arithmetic number, because the mean of its divisors is an integer number (12769596).

Almost surely, 268013614 is an apocalyptic number.

68013614 is a deficient number, since it is larger than the sum of its proper divisors (34143154).

68013614 is a wasteful number, since it uses less digits than its factorization.

68013614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45450.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 68013614 is about 8247.0366799233. The cubic root of 68013614 is about 408.1927474195.

The spelling of 68013614 in words is "sixty-eight million, thirteen thousand, six hundred fourteen".

Divisors: 1 2 761 1522 44687 89374 34006807 68013614