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68804758 = 2113127489
BaseRepresentation
bin1000001100111…
…10000010010110
311210110122101101
410012132002112
5120103223013
610454420314
71463554651
oct406360226
9153418341
1068804758
1135925040
121b06169a
1311340799
1491d0898
1560918dd
hex419e096

68804758 has 8 divisors (see below), whose sum is σ = 112589640. Its totient is φ = 31274880.

The previous prime is 68804741. The next prime is 68804761. The reversal of 68804758 is 85740886.

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

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 3 ways as a sum of consecutive naturals, for example, 1563723 + ... + 1563766.

It is an arithmetic number, because the mean of its divisors is an integer number (14073705).

Almost surely, 268804758 is an apocalyptic number.

68804758 is a deficient number, since it is larger than the sum of its proper divisors (43784882).

68804758 is a wasteful number, since it uses less digits than its factorization.

68804758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127502.

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 68804758 is about 8294.8633502909. The cubic root of 68804758 is about 409.7693686051.

The spelling of 68804758 in words is "sixty-eight million, eight hundred four thousand, seven hundred fifty-eight".

Divisors: 1 2 11 22 3127489 6254978 34402379 68804758