Base | Representation |
---|---|
bin | 1110111101011110100 |
3 | 220220110121 |
4 | 1313223310 |
5 | 111141403 |
6 | 14301324 |
7 | 4111144 |
oct | 1675364 |
9 | 826417 |
10 | 490228 |
11 | 305352 |
12 | 1b7844 |
13 | 14219b |
14 | ca924 |
15 | 9a3bd |
hex | 77af4 |
490228 has 6 divisors (see below), whose sum is σ = 857906. Its totient is φ = 245112.
The previous prime is 490223. The next prime is 490241. The reversal of 490228 is 822094.
It can be written as a sum of positive squares in only one way, i.e., 438244 + 51984 = 662^2 + 228^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490223) 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 as a sum of consecutive naturals, namely, 61275 + ... + 61282.
2490228 is an apocalyptic number.
It is an amenable number.
490228 is a deficient number, since it is larger than the sum of its proper divisors (367678).
490228 is a wasteful number, since it uses less digits than its factorization.
490228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122561 (or 122559 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 490228 is about 700.1628382027. The cubic root of 490228 is about 78.8495775691.
The spelling of 490228 in words is "four hundred ninety thousand, two hundred twenty-eight".
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