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87097084 = 2243350287
BaseRepresentation
bin1010011000011…
…11111011111100
320001212222201221
411030033323330
5134244101314
612350443124
72105212234
oct514177374
9201788657
1087097084
1145189368
12252034a4
1315076849
14b7d2cc4
1579a6824
hex530fefc

87097084 has 12 divisors (see below), whose sum is σ = 152774944. Its totient is φ = 43447104.

The previous prime is 87097061. The next prime is 87097093. The reversal of 87097084 is 48079078.

It is a self number, because there is not a number n which added to its sum of digits gives 87097084.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 23412 + ... + 26875.

Almost surely, 287097084 is an apocalyptic number.

It is an amenable number.

87097084 is a deficient number, since it is larger than the sum of its proper divisors (65677860).

87097084 is a wasteful number, since it uses less digits than its factorization.

87097084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50724 (or 50722 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 87097084 is about 9332.5818506992. The cubic root of 87097084 is about 443.2695222886.

The spelling of 87097084 in words is "eighty-seven million, ninety-seven thousand, eighty-four".

Divisors: 1 2 4 433 866 1732 50287 100574 201148 21774271 43548542 87097084