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84665084 = 22719715349
BaseRepresentation
bin1010000101111…
…10001011111100
312220022102122212
411002332023330
5133133240314
612222355552
72045432660
oct502761374
9186272585
1084665084
1143878149
122442bbb8
13147048aa
14b35c8a0
157675e3e
hex50be2fc

84665084 has 24 divisors (see below), whose sum is σ = 170200800. Its totient is φ = 36098496.

The previous prime is 84665069. The next prime is 84665089. The reversal of 84665084 is 48056648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84665089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2159 + ... + 13190.

It is an arithmetic number, because the mean of its divisors is an integer number (7091700).

Almost surely, 284665084 is an apocalyptic number.

It is an amenable number.

84665084 is an abundant number, since it is smaller than the sum of its proper divisors (85535716).

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

84665084 is a wasteful number, since it uses less digits than its factorization.

84665084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15557 (or 15555 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 84665084 is about 9201.3631598802. The cubic root of 84665084 is about 439.1047292091.

The spelling of 84665084 in words is "eighty-four million, six hundred sixty-five thousand, eighty-four".

Divisors: 1 2 4 7 14 28 197 394 788 1379 2758 5516 15349 30698 61396 107443 214886 429772 3023753 6047506 12095012 21166271 42332542 84665084