Base | Representation |
---|---|
bin | 11101001110000… |
… | …101001010111010 |
3 | 1021011110021202122 |
4 | 131032011022322 |
5 | 2000444333313 |
6 | 120351201242 |
7 | 15101614214 |
oct | 3516051272 |
9 | 1234407678 |
10 | 490230458 |
11 | 2317a4443 |
12 | 118216222 |
13 | 7a7443c3 |
14 | 491715b4 |
15 | 2d088708 |
hex | 1d3852ba |
490230458 has 4 divisors (see below), whose sum is σ = 735345690. Its totient is φ = 245115228.
The previous prime is 490230449. The next prime is 490230463. The reversal of 490230458 is 854032094.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 409536169 + 80694289 = 20237^2 + 8983^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122557613 + ... + 122557616.
Almost surely, 2490230458 is an apocalyptic number.
490230458 is a deficient number, since it is larger than the sum of its proper divisors (245115232).
490230458 is a wasteful number, since it uses less digits than its factorization.
490230458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245115231.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 490230458 is about 22141.1485248620. The cubic root of 490230458 is about 788.4970935265.
The spelling of 490230458 in words is "four hundred ninety million, two hundred thirty thousand, four hundred fifty-eight".
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