Base | Representation |
---|---|
bin | 1010011010110… |
… | …10011101111100 |
3 | 20002110111111121 |
4 | 11031122131330 |
5 | 134333333424 |
6 | 12401200324 |
7 | 2110623250 |
oct | 515323574 |
9 | 202414447 |
10 | 87402364 |
11 | 45377765 |
12 | 253300a4 |
13 | 1515279a |
14 | b872260 |
15 | 7a16ee4 |
hex | 535a77c |
87402364 has 48 divisors (see below), whose sum is σ = 179343360. Its totient is φ = 36498240.
The previous prime is 87402331. The next prime is 87402379. The reversal of 87402364 is 46320478.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315394 + ... + 315670.
It is an arithmetic number, because the mean of its divisors is an integer number (3736320).
Almost surely, 287402364 is an apocalyptic number.
It is an amenable number.
87402364 is an abundant number, since it is smaller than the sum of its proper divisors (91940996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87402364 is a wasteful number, since it uses less digits than its factorization.
87402364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538 (or 536 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 87402364 is about 9348.9231465447. The cubic root of 87402364 is about 443.7868129481.
The spelling of 87402364 in words is "eighty-seven million, four hundred two thousand, three hundred sixty-four".
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