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68014536 = 23325711027
BaseRepresentation
bin1000000110111…
…01000111001000
311201222111101220
410003131013020
5114402431121
610425442040
71454054052
oct403350710
9151874356
1068014536
1135435367
121a940320
1311124bb5
1490668d2
155e876c6
hex40dd1c8

68014536 has 32 divisors (see below), whose sum is σ = 170713440. Its totient is φ = 22581248.

The previous prime is 68014523. The next prime is 68014537. The reversal of 68014536 is 63541086.

It is a junction number, because it is equal to n+sod(n) for n = 68014497 and 68014506.

It is not an unprimeable number, because it can be changed into a prime (68014537) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 655 + ... + 11681.

It is an arithmetic number, because the mean of its divisors is an integer number (5334795).

Almost surely, 268014536 is an apocalyptic number.

It is an amenable number.

68014536 is an abundant number, since it is smaller than the sum of its proper divisors (102698904).

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

68014536 is a wasteful number, since it uses less digits than its factorization.

68014536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11293 (or 11289 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 68014536 is about 8247.0925786000. The cubic root of 68014536 is about 408.1945919130.

The spelling of 68014536 in words is "sixty-eight million, fourteen thousand, five hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 257 514 771 1028 1542 2056 3084 6168 11027 22054 33081 44108 66162 88216 132324 264648 2833939 5667878 8501817 11335756 17003634 22671512 34007268 68014536