Base | Representation |
---|---|
bin | 1110111010011101111 |
3 | 220211100112 |
4 | 1313103233 |
5 | 111114222 |
6 | 14250235 |
7 | 4103513 |
oct | 1672357 |
9 | 824315 |
10 | 488687 |
11 | 304181 |
12 | 1b697b |
13 | 141584 |
14 | ca143 |
15 | 99be2 |
hex | 774ef |
488687 has 2 divisors, whose sum is σ = 488688. Its totient is φ = 488686.
The previous prime is 488651. The next prime is 488689. The reversal of 488687 is 786884.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-488687 is a prime.
Together with 488689, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (488689) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244343 + 244344.
It is an arithmetic number, because the mean of its divisors is an integer number (244344).
2488687 is an apocalyptic number.
488687 is a deficient number, since it is larger than the sum of its proper divisors (1).
488687 is an equidigital number, since it uses as much as digits as its factorization.
488687 is an evil number, because the sum of its binary digits is even.
The product of its digits is 86016, while the sum is 41.
The square root of 488687 is about 699.0615137454. The cubic root of 488687 is about 78.7668713328.
The spelling of 488687 in words is "four hundred eighty-eight thousand, six hundred eighty-seven".
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