Base | Representation |
---|---|
bin | 1010011011010… |
… | …00100110111101 |
3 | 20002120102221211 |
4 | 11031220212331 |
5 | 134342212120 |
6 | 12402324421 |
7 | 2111254153 |
oct | 515504675 |
9 | 202512854 |
10 | 87460285 |
11 | 45407230 |
12 | 25359711 |
13 | 15172c63 |
14 | b8893d3 |
15 | 7a2925a |
hex | 53689bd |
87460285 has 16 divisors (see below), whose sum is σ = 116111232. Its totient is φ = 62708800.
The previous prime is 87460277. The next prime is 87460297. The reversal of 87460285 is 58206478.
It is not a de Polignac number, because 87460285 - 23 = 87460277 is a prime.
It is a Duffinian number.
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, 7294 + ... + 15103.
It is an arithmetic number, because the mean of its divisors is an integer number (7256952).
Almost surely, 287460285 is an apocalyptic number.
It is an amenable number.
87460285 is a deficient number, since it is larger than the sum of its proper divisors (28650947).
87460285 is a wasteful number, since it uses less digits than its factorization.
87460285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22484.
The product of its (nonzero) digits is 107520, while the sum is 40.
The square root of 87460285 is about 9352.0203699522. The cubic root of 87460285 is about 443.8848228829.
The spelling of 87460285 in words is "eighty-seven million, four hundred sixty thousand, two hundred eighty-five".
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