Base | Representation |
---|---|
bin | 1110111101111011010 |
3 | 220220210010 |
4 | 1313233122 |
5 | 111143313 |
6 | 14302350 |
7 | 4111623 |
oct | 1675732 |
9 | 826703 |
10 | 490458 |
11 | 305541 |
12 | 1b79b6 |
13 | 142317 |
14 | caa4a |
15 | 9a4c3 |
hex | 77bda |
490458 has 16 divisors (see below), whose sum is σ = 1004256. Its totient is φ = 159600.
The previous prime is 490453. The next prime is 490459. The reversal of 490458 is 854094.
It is not an unprimeable number, because it can be changed into a prime (490453) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693 + ... + 1208.
It is an arithmetic number, because the mean of its divisors is an integer number (62766).
2490458 is an apocalyptic number.
490458 is an abundant number, since it is smaller than the sum of its proper divisors (513798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490458 is a wasteful number, since it uses less digits than its factorization.
490458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1949.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 490458 is about 700.3270664482. The cubic root of 490458 is about 78.8619069120.
The spelling of 490458 in words is "four hundred ninety thousand, four hundred fifty-eight".
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