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68326808 = 23111745673
BaseRepresentation
bin1000001001010…
…01010110011000
311202120100202112
410010221112120
5114442424213
610440251452
71456524344
oct404512630
9152510675
1068326808
1135628a40
121aa70b88
1311204084
149108624
155ee9ea8
hex4129598

68326808 has 32 divisors (see below), whose sum is σ = 147983760. Its totient is φ = 29230080.

The previous prime is 68326789. The next prime is 68326823. The reversal of 68326808 is 80862386.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21341 + ... + 24332.

Almost surely, 268326808 is an apocalyptic number.

68326808 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

68326808 is an abundant number, since it is smaller than the sum of its proper divisors (79656952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68326808 is a wasteful number, since it uses less digits than its factorization.

68326808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45707 (or 45703 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 68326808 is about 8266.0031454144. The cubic root of 68326808 is about 408.8183466094.

The spelling of 68326808 in words is "sixty-eight million, three hundred twenty-six thousand, eight hundred eight".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 136 187 374 748 1496 45673 91346 182692 365384 502403 776441 1004806 1552882 2009612 3105764 4019224 6211528 8540851 17081702 34163404 68326808