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68383074 = 2361257727
BaseRepresentation
bin1000001001101…
…11000101100010
311202200012221110
410010313011202
5120001224244
610441404150
71460150364
oct404670542
9152605843
1068383074
1135667241
121aa99656
1311223876
149120d34
15600b9b9
hex4137162

68383074 has 32 divisors (see below), whose sum is σ = 139741056. Its totient is φ = 22302720.

The previous prime is 68383057. The next prime is 68383087. The reversal of 68383074 is 47038386.

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 15 ways as a sum of consecutive naturals, for example, 93699 + ... + 94425.

It is an arithmetic number, because the mean of its divisors is an integer number (4366908).

Almost surely, 268383074 is an apocalyptic number.

68383074 is an abundant number, since it is smaller than the sum of its proper divisors (71357982).

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

68383074 is a wasteful number, since it uses less digits than its factorization.

68383074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 68383074 is about 8269.4059036910. The cubic root of 68383074 is about 408.9305342098.

The spelling of 68383074 in words is "sixty-eight million, three hundred eighty-three thousand, seventy-four".

Divisors: 1 2 3 6 61 122 183 257 366 514 727 771 1454 1542 2181 4362 15677 31354 44347 47031 88694 94062 133041 186839 266082 373678 560517 1121034 11397179 22794358 34191537 68383074