Base | Representation |
---|---|
bin | 1110111101100010010 |
3 | 220220111201 |
4 | 1313230102 |
5 | 111142013 |
6 | 14301414 |
7 | 4111216 |
oct | 1675422 |
9 | 826451 |
10 | 490258 |
11 | 30537a |
12 | 1b786a |
13 | 1421c2 |
14 | ca946 |
15 | 9a3dd |
hex | 77b12 |
490258 has 4 divisors (see below), whose sum is σ = 735390. Its totient is φ = 245128.
The previous prime is 490249. The next prime is 490267. The reversal of 490258 is 852094.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (490249) and next prime (490267).
It can be written as a sum of positive squares in only one way, i.e., 444889 + 45369 = 667^2 + 213^2 .
It is an unprimeable number.
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, 122563 + ... + 122566.
2490258 is an apocalyptic number.
490258 is a deficient number, since it is larger than the sum of its proper divisors (245132).
490258 is a wasteful number, since it uses less digits than its factorization.
490258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245131.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 490258 is about 700.1842614627. The cubic root of 490258 is about 78.8511859629.
The spelling of 490258 in words is "four hundred ninety thousand, two hundred fifty-eight".
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