Base | Representation |
---|---|
bin | 1010011010011… |
… | …10000001010110 |
3 | 20002100220120101 |
4 | 11031032001112 |
5 | 134330221012 |
6 | 12400124314 |
7 | 2110321516 |
oct | 515160126 |
9 | 202326511 |
10 | 87351382 |
11 | 45342428 |
12 | 2530669a |
13 | 15135511 |
14 | b85b846 |
15 | 7a06d57 |
hex | 534e056 |
87351382 has 4 divisors (see below), whose sum is σ = 131027076. Its totient is φ = 43675690.
The previous prime is 87351347. The next prime is 87351391. The reversal of 87351382 is 28315378.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21837844 + ... + 21837847.
It is an arithmetic number, because the mean of its divisors is an integer number (32756769).
Almost surely, 287351382 is an apocalyptic number.
87351382 is a deficient number, since it is larger than the sum of its proper divisors (43675694).
87351382 is a wasteful number, since it uses less digits than its factorization.
87351382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43675693.
The product of its digits is 40320, while the sum is 37.
The square root of 87351382 is about 9346.1961246274. The cubic root of 87351382 is about 443.7005088758.
The spelling of 87351382 in words is "eighty-seven million, three hundred fifty-one thousand, three hundred eighty-two".
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