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87052098 = 23710320123
BaseRepresentation
bin1010011000001…
…00111101000010
320001210201000210
411030010331002
5134241131343
612345454550
72104634130
oct514047502
9201721023
1087052098
1145158591
12251a1456
131505c223
14b7c0750
157998333
hex5304f42

87052098 has 32 divisors (see below), whose sum is σ = 200918016. Its totient is φ = 24629328.

The previous prime is 87052093. The next prime is 87052099. The reversal of 87052098 is 89025078.

It is not an unprimeable number, because it can be changed into a prime (87052093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5736 + ... + 14387.

It is an arithmetic number, because the mean of its divisors is an integer number (6278688).

Almost surely, 287052098 is an apocalyptic number.

87052098 is an abundant number, since it is smaller than the sum of its proper divisors (113865918).

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

87052098 is a wasteful number, since it uses less digits than its factorization.

87052098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20238.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 87052098 is about 9330.1713810626. The cubic root of 87052098 is about 443.1931923053.

The spelling of 87052098 in words is "eighty-seven million, fifty-two thousand, ninety-eight".

Divisors: 1 2 3 6 7 14 21 42 103 206 309 618 721 1442 2163 4326 20123 40246 60369 120738 140861 281722 422583 845166 2072669 4145338 6218007 12436014 14508683 29017366 43526049 87052098