Base | Representation |
---|---|
bin | 1111000101010000101 |
3 | 221002221012 |
4 | 1320222011 |
5 | 111303323 |
6 | 14332005 |
7 | 4125566 |
oct | 1705205 |
9 | 832835 |
10 | 494213 |
11 | 308345 |
12 | 1ba005 |
13 | 143c45 |
14 | cc16d |
15 | 9b678 |
hex | 78a85 |
494213 has 2 divisors, whose sum is σ = 494214. Its totient is φ = 494212.
The previous prime is 494191. The next prime is 494237. The reversal of 494213 is 312494.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 494209 + 4 = 703^2 + 2^2 .
It is a cyclic number.
It is not a de Polignac number, because 494213 - 212 = 490117 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (494413) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247106 + 247107.
It is an arithmetic number, because the mean of its divisors is an integer number (247107).
2494213 is an apocalyptic number.
It is an amenable number.
494213 is a deficient number, since it is larger than the sum of its proper divisors (1).
494213 is an equidigital number, since it uses as much as digits as its factorization.
494213 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 864, while the sum is 23.
The square root of 494213 is about 703.0028449445. The cubic root of 494213 is about 79.0626539234.
It can be divided in two parts, 4942 and 13, that multiplied together give a palindrome (64246).
The spelling of 494213 in words is "four hundred ninety-four thousand, two hundred thirteen".
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