Base | Representation |
---|---|
bin | 1110110111100100111 |
3 | 220202022201 |
4 | 1312330213 |
5 | 111042312 |
6 | 14235331 |
7 | 4066300 |
oct | 1667447 |
9 | 822281 |
10 | 487207 |
11 | 303056 |
12 | 1b5b47 |
13 | 1409b6 |
14 | c97a7 |
15 | 99557 |
hex | 76f27 |
487207 has 12 divisors (see below), whose sum is σ = 579576. Its totient is φ = 408240.
The previous prime is 487187. The next prime is 487211. The reversal of 487207 is 702784.
It is not a de Polignac number, because 487207 - 27 = 487079 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487247) 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 11 ways as a sum of consecutive naturals, for example, 2908 + ... + 3070.
It is an arithmetic number, because the mean of its divisors is an integer number (48298).
2487207 is an apocalyptic number.
487207 is a deficient number, since it is larger than the sum of its proper divisors (92369).
487207 is a wasteful number, since it uses less digits than its factorization.
487207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238 (or 231 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 28.
The square root of 487207 is about 698.0021489938. The cubic root of 487207 is about 78.6872751554.
The spelling of 487207 in words is "four hundred eighty-seven thousand, two hundred seven".
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