Base | Representation |
---|---|
bin | 1010011110011… |
… | …10001100100000 |
3 | 20010100120201220 |
4 | 11033032030200 |
5 | 134444021014 |
6 | 12415255040 |
7 | 2114636241 |
oct | 517161440 |
9 | 203316656 |
10 | 87876384 |
11 | 45670912 |
12 | 2551a480 |
13 | 1528a47b |
14 | b956cc8 |
15 | 7aac6a9 |
hex | 53ce320 |
87876384 has 24 divisors (see below), whose sum is σ = 230675760. Its totient is φ = 29292096.
The previous prime is 87876377. The next prime is 87876389. The reversal of 87876384 is 48367878.
It is a tau number, because it is divible by the number of its divisors (24).
It is not an unprimeable number, because it can be changed into a prime (87876389) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457594 + ... + 457785.
It is an arithmetic number, because the mean of its divisors is an integer number (9611490).
Almost surely, 287876384 is an apocalyptic number.
It is an amenable number.
87876384 is an abundant number, since it is smaller than the sum of its proper divisors (142799376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87876384 is a wasteful number, since it uses less digits than its factorization.
87876384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 915392 (or 915384 counting only the distinct ones).
The product of its digits is 1806336, while the sum is 51.
The square root of 87876384 is about 9374.2404492311. The cubic root of 87876384 is about 444.5876481499.
The spelling of 87876384 in words is "eighty-seven million, eight hundred seventy-six thousand, three hundred eighty-four".
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