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87882327 = 341383459
BaseRepresentation
bin1010011110011…
…11101001010111
320010100212220000
411033033221113
5134444213302
612415342343
72114662461
oct517175127
9203325800
1087882327
1145675325
12255219b3
13152900a0
14b959131
157aae31c
hex53cfa57

87882327 has 20 divisors (see below), whose sum is σ = 141381240. Its totient is φ = 54080784.

The previous prime is 87882323. The next prime is 87882343. The reversal of 87882327 is 72328878.

It is not a de Polignac number, because 87882327 - 22 = 87882323 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87882323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40677 + ... + 42782.

It is an arithmetic number, because the mean of its divisors is an integer number (7069062).

Almost surely, 287882327 is an apocalyptic number.

87882327 is a deficient number, since it is larger than the sum of its proper divisors (53498913).

87882327 is a wasteful number, since it uses less digits than its factorization.

87882327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83484 (or 83475 counting only the distinct ones).

The product of its digits is 301056, while the sum is 45.

The square root of 87882327 is about 9374.5574295537. The cubic root of 87882327 is about 444.5976702769.

It can be divided in two parts, 87882 and 327, that added together give a square (88209 = 2972).

The spelling of 87882327 in words is "eighty-seven million, eight hundred eighty-two thousand, three hundred twenty-seven".

Divisors: 1 3 9 13 27 39 81 117 351 1053 83459 250377 751131 1084967 2253393 3254901 6760179 9764703 29294109 87882327