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68285862 = 2337916007
BaseRepresentation
bin1000001000111…
…11010110100110
311202111021121000
410010133112212
5114440121422
610435334130
71456264101
oct404372646
9152437530
1068285862
11356001a7
121aa51346
13111bb548
1490d7738
155edccac
hex411f5a6

68285862 has 32 divisors (see below), whose sum is σ = 153676800. Its totient is φ = 22472424.

The previous prime is 68285857. The next prime is 68285863. The reversal of 68285862 is 26858286.

68285862 is a `hidden beast` number, since 68 + 2 + 8 + 586 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68285863) 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 15 ways as a sum of consecutive naturals, for example, 3738 + ... + 12269.

It is an arithmetic number, because the mean of its divisors is an integer number (4802400).

Almost surely, 268285862 is an apocalyptic number.

68285862 is an abundant number, since it is smaller than the sum of its proper divisors (85390938).

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

68285862 is a wasteful number, since it uses less digits than its factorization.

68285862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16097 (or 16091 counting only the distinct ones).

The product of its digits is 368640, while the sum is 45.

The square root of 68285862 is about 8263.5260028634. The cubic root of 68285862 is about 408.7366665123.

The spelling of 68285862 in words is "sixty-eight million, two hundred eighty-five thousand, eight hundred sixty-two".

Divisors: 1 2 3 6 9 18 27 54 79 158 237 474 711 1422 2133 4266 16007 32014 48021 96042 144063 288126 432189 864378 1264553 2529106 3793659 7587318 11380977 22761954 34142931 68285862