Base | Representation |
---|---|
bin | 1110100101110000111 |
3 | 220021210221 |
4 | 1310232013 |
5 | 110244322 |
6 | 14125211 |
7 | 4030561 |
oct | 1645607 |
9 | 807727 |
10 | 478087 |
11 | 2a7215 |
12 | 1b0807 |
13 | 1397bc |
14 | c6331 |
15 | 969c7 |
hex | 74b87 |
478087 has 2 divisors, whose sum is σ = 478088. Its totient is φ = 478086.
The previous prime is 478069. The next prime is 478099. The reversal of 478087 is 780874.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 478087 - 211 = 476039 is a prime.
It is a nialpdrome in base 14.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (478067) 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 as a sum of consecutive naturals, namely, 239043 + 239044.
It is an arithmetic number, because the mean of its divisors is an integer number (239044).
2478087 is an apocalyptic number.
478087 is a deficient number, since it is larger than the sum of its proper divisors (1).
478087 is an equidigital number, since it uses as much as digits as its factorization.
478087 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 12544, while the sum is 34.
The square root of 478087 is about 691.4383558930. The cubic root of 478087 is about 78.1931984761.
The spelling of 478087 in words is "four hundred seventy-eight thousand, eighty-seven".
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