Base | Representation |
---|---|
bin | 10001000110011… |
… | …010100000000111 |
3 | 201222211201200221 |
4 | 101012122200013 |
5 | 1041421102322 |
6 | 44245045211 |
7 | 10052362624 |
oct | 2106324007 |
9 | 658751627 |
10 | 286894087 |
11 | 137a42857 |
12 | 800b6807 |
13 | 4758c61c |
14 | 2a16134b |
15 | 1a2c09c7 |
hex | 1119a807 |
286894087 has 8 divisors (see below), whose sum is σ = 290188976. Its totient is φ = 283606272.
The previous prime is 286894039. The next prime is 286894099. The reversal of 286894087 is 780498682.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-286894087 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 (286894787) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163348 + ... + 165094.
It is an arithmetic number, because the mean of its divisors is an integer number (36273622).
Almost surely, 2286894087 is an apocalyptic number.
286894087 is a deficient number, since it is larger than the sum of its proper divisors (3294889).
286894087 is a wasteful number, since it uses less digits than its factorization.
286894087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3537.
The product of its (nonzero) digits is 1548288, while the sum is 52.
The square root of 286894087 is about 16937.9481342930. The cubic root of 286894087 is about 659.5390774776.
The spelling of 286894087 in words is "two hundred eighty-six million, eight hundred ninety-four thousand, eighty-seven".
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