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84856068 = 223211214283
BaseRepresentation
bin1010000111011…
…00110100000100
312220200010122100
411003230310010
5133210343233
612230432100
72050156533
oct503546404
9186603570
1084856068
1143998690
1224502630
13147707bb
14b3ac31a
1576b2813
hex50ecd04

84856068 has 36 divisors (see below), whose sum is σ = 233998128. Its totient is φ = 25713840.

The previous prime is 84856043. The next prime is 84856069. The reversal of 84856068 is 86065848.

84856068 is a `hidden beast` number, since 84 + 8 + 560 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (84856069) 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 11 ways as a sum of consecutive naturals, for example, 106746 + ... + 107537.

It is an arithmetic number, because the mean of its divisors is an integer number (6499948).

Almost surely, 284856068 is an apocalyptic number.

It is an amenable number.

84856068 is an abundant number, since it is smaller than the sum of its proper divisors (149142060).

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

84856068 is a wasteful number, since it uses less digits than its factorization.

84856068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214304 (or 214299 counting only the distinct ones).

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

The square root of 84856068 is about 9211.7353414001. The cubic root of 84856068 is about 439.4346526954.

The spelling of 84856068 in words is "eighty-four million, eight hundred fifty-six thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 214283 428566 642849 857132 1285698 1928547 2357113 2571396 3857094 4714226 7071339 7714188 9428452 14142678 21214017 28285356 42428034 84856068