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87024676 = 2230770867
BaseRepresentation
bin1010010111111…
…10010000100100
320001202022102011
411023332100210
5134234242201
612345124004
72104461154
oct513762044
9201668364
1087024676
1145139a22
1225189604
131504c8bb
14b7b4764
157990151
hex52fe424

87024676 has 12 divisors (see below), whose sum is σ = 152791408. Its totient is φ = 43369992.

The previous prime is 87024667. The next prime is 87024677. The reversal of 87024676 is 67642078.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (87024677) 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, 34206 + ... + 36661.

Almost surely, 287024676 is an apocalyptic number.

It is an amenable number.

87024676 is a deficient number, since it is larger than the sum of its proper divisors (65766732).

87024676 is a wasteful number, since it uses less digits than its factorization.

87024676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71178 (or 71176 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 87024676 is about 9328.7017317524. The cubic root of 87024676 is about 443.1466511331.

The spelling of 87024676 in words is "eighty-seven million, twenty-four thousand, six hundred seventy-six".

Divisors: 1 2 4 307 614 1228 70867 141734 283468 21756169 43512338 87024676