Base | Representation |
---|---|
bin | 1010011110110… |
… | …10000000010000 |
3 | 20010110001002022 |
4 | 11033122000100 |
5 | 140002043002 |
6 | 12420311012 |
7 | 2115230246 |
oct | 517320020 |
9 | 203401068 |
10 | 87924752 |
11 | 456a4193 |
12 | 25542468 |
13 | 152a64a6 |
14 | b96a796 |
15 | 7abbba2 |
hex | 53da010 |
87924752 has 20 divisors (see below), whose sum is σ = 176229420. Its totient is φ = 42446208.
The previous prime is 87924743. The next prime is 87924757. The reversal of 87924752 is 25742978.
It can be written as a sum of positive squares in 2 ways, for example, as 44943616 + 42981136 = 6704^2 + 6556^2 .
It is not an unprimeable number, because it can be changed into a prime (87924757) 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, 94283 + ... + 95210.
It is an arithmetic number, because the mean of its divisors is an integer number (8811471).
Almost surely, 287924752 is an apocalyptic number.
It is an amenable number.
87924752 is an abundant number, since it is smaller than the sum of its proper divisors (88304668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87924752 is a wasteful number, since it uses less digits than its factorization.
87924752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189530 (or 189524 counting only the distinct ones).
The product of its digits is 282240, while the sum is 44.
The square root of 87924752 is about 9376.8199300189. The cubic root of 87924752 is about 444.6692016166.
The spelling of 87924752 in words is "eighty-seven million, nine hundred twenty-four thousand, seven hundred fifty-two".
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