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87080332 = 2243506281
BaseRepresentation
bin1010011000010…
…11110110001100
320001212010202111
411030023312030
5134243032312
612350233404
72105112343
oct514136614
9201763674
1087080332
1145177819
12251b5864
131506c031
14b7cab5a
1579a18a7
hex530bd8c

87080332 has 12 divisors (see below), whose sum is σ = 155934856. Its totient is φ = 42527520.

The previous prime is 87080327. The next prime is 87080339. The reversal of 87080332 is 23308078.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 87080294 and 87080303.

It is not an unprimeable number, because it can be changed into a prime (87080339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252969 + ... + 253312.

Almost surely, 287080332 is an apocalyptic number.

It is an amenable number.

87080332 is a deficient number, since it is larger than the sum of its proper divisors (68854524).

87080332 is a wasteful number, since it uses less digits than its factorization.

87080332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506328 (or 506326 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 87080332 is about 9331.6843067048. The cubic root of 87080332 is about 443.2411014092.

The spelling of 87080332 in words is "eighty-seven million, eighty thousand, three hundred thirty-two".

Divisors: 1 2 4 43 86 172 506281 1012562 2025124 21770083 43540166 87080332