Base | Representation |
---|---|
bin | 1010011011101… |
… | …11101011110000 |
3 | 20002200120122202 |
4 | 11031313223300 |
5 | 134401201112 |
6 | 12403522332 |
7 | 2111632163 |
oct | 515675360 |
9 | 202616582 |
10 | 87522032 |
11 | 45449664 |
12 | 253893a8 |
13 | 151950b0 |
14 | b8a3ada |
15 | 7a3c6c2 |
hex | 5377af0 |
87522032 has 20 divisors (see below), whose sum is σ = 182618520. Its totient is φ = 40394688.
The previous prime is 87521989. The next prime is 87522047. The reversal of 87522032 is 23022578.
It is a junction number, because it is equal to n+sod(n) for n = 87521986 and 87522004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210182 + ... + 210597.
It is an arithmetic number, because the mean of its divisors is an integer number (9130926).
Almost surely, 287522032 is an apocalyptic number.
It is an amenable number.
87522032 is an abundant number, since it is smaller than the sum of its proper divisors (95096488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87522032 is a wasteful number, since it uses less digits than its factorization.
87522032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420800 (or 420794 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 87522032 is about 9355.3210527485. The cubic root of 87522032 is about 443.9892592700.
The spelling of 87522032 in words is "eighty-seven million, five hundred twenty-two thousand, thirty-two".
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