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84068384 = 2567113347
BaseRepresentation
bin1010000001011…
…00100000100000
312212012010010212
411000230200200
5133010142014
612201513252
72040366221
oct500544040
9185163125
1084068384
11434aa904
12241a2828
131455610a
14b245248
1575a923e
hex502c820

84068384 has 48 divisors (see below), whose sum is σ = 169954848. Its totient is φ = 40922112.

The previous prime is 84068377. The next prime is 84068389. The reversal of 84068384 is 48386048.

It is not an unprimeable number, because it can be changed into a prime (84068389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242099 + ... + 242445.

It is an arithmetic number, because the mean of its divisors is an integer number (3540726).

Almost surely, 284068384 is an apocalyptic number.

It is an amenable number.

84068384 is an abundant number, since it is smaller than the sum of its proper divisors (85886464).

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

84068384 is a wasteful number, since it uses less digits than its factorization.

84068384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 84068384 is about 9168.8812839953. The cubic root of 84068384 is about 438.0707266089.

The spelling of 84068384 in words is "eighty-four million, sixty-eight thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 32 67 113 134 226 268 347 452 536 694 904 1072 1388 1808 2144 2776 3616 5552 7571 11104 15142 23249 30284 39211 46498 60568 78422 92996 121136 156844 185992 242272 313688 371984 627376 743968 1254752 2627137 5254274 10508548 21017096 42034192 84068384