Base | Representation |
---|---|
bin | 1111000101001111011 |
3 | 221002220211 |
4 | 1320221323 |
5 | 111303303 |
6 | 14331551 |
7 | 4125553 |
oct | 1705173 |
9 | 832824 |
10 | 494203 |
11 | 308336 |
12 | 1b9bb7 |
13 | 143c38 |
14 | cc163 |
15 | 9b66d |
hex | 78a7b |
494203 has 4 divisors (see below), whose sum is σ = 496080. Its totient is φ = 492328.
The previous prime is 494191. The next prime is 494213. The reversal of 494203 is 302494.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302494 = 2 ⋅151247.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-494203 is a prime.
It is a Duffinian number.
494203 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (494213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463 + ... + 1096.
It is an arithmetic number, because the mean of its divisors is an integer number (124020).
2494203 is an apocalyptic number.
494203 is a deficient number, since it is larger than the sum of its proper divisors (1877).
494203 is a wasteful number, since it uses less digits than its factorization.
494203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1876.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 494203 is about 702.9957325617. The cubic root of 494203 is about 79.0621206635.
Adding to 494203 its reverse (302494), we get a palindrome (796697).
The spelling of 494203 in words is "four hundred ninety-four thousand, two hundred three".
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