Base | Representation |
---|---|
bin | 1010011010111… |
… | …00100011000101 |
3 | 20002110221012012 |
4 | 11031130203011 |
5 | 134334122020 |
6 | 12401304005 |
7 | 2110660142 |
oct | 515344305 |
9 | 202427165 |
10 | 87410885 |
11 | 45383101 |
12 | 25335005 |
13 | 15156623 |
14 | b8753c9 |
15 | 7a197c5 |
hex | 535c8c5 |
87410885 has 8 divisors (see below), whose sum is σ = 104975136. Its totient is φ = 69874000.
The previous prime is 87410881. The next prime is 87410899. The reversal of 87410885 is 58801478.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87410885 - 22 = 87410881 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87410881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010 + ... + 13260.
It is an arithmetic number, because the mean of its divisors is an integer number (13121892).
Almost surely, 287410885 is an apocalyptic number.
It is an amenable number.
87410885 is a deficient number, since it is larger than the sum of its proper divisors (17564251).
87410885 is a wasteful number, since it uses less digits than its factorization.
87410885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13683.
The product of its (nonzero) digits is 71680, while the sum is 41.
The square root of 87410885 is about 9349.3788563733. The cubic root of 87410885 is about 443.8012343145.
The spelling of 87410885 in words is "eighty-seven million, four hundred ten thousand, eight hundred eighty-five".
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