Base | Representation |
---|---|
bin | 1111000011110001001 |
3 | 221001212220 |
4 | 1320132021 |
5 | 111242244 |
6 | 14324253 |
7 | 4123425 |
oct | 1703611 |
9 | 831786 |
10 | 493449 |
11 | 307810 |
12 | 1b9689 |
13 | 1437a8 |
14 | cbb85 |
15 | 9b319 |
hex | 78789 |
493449 has 16 divisors (see below), whose sum is σ = 756480. Its totient is φ = 282960.
The previous prime is 493447. The next prime is 493457. The reversal of 493449 is 944394.
It is a happy number.
493449 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.
It is not a de Polignac number, because 493449 - 21 = 493447 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
493449 is a lucky number.
It is a nialpdrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (493447) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234 + ... + 1020.
It is an arithmetic number, because the mean of its divisors is an integer number (47280).
2493449 is an apocalyptic number.
It is an amenable number.
493449 is a deficient number, since it is larger than the sum of its proper divisors (263031).
493449 is a wasteful number, since it uses less digits than its factorization.
493449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 820.
The product of its digits is 15552, while the sum is 33.
The square root of 493449 is about 702.4592514872. The cubic root of 493449 is about 79.0218921329.
The spelling of 493449 in words is "four hundred ninety-three thousand, four hundred forty-nine".
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