Base | Representation |
---|---|
bin | 1001010110100111110 |
3 | 120120102122 |
4 | 1022310332 |
5 | 34301434 |
6 | 10322542 |
7 | 2414366 |
oct | 1126476 |
9 | 516378 |
10 | 306494 |
11 | 19a301 |
12 | 129452 |
13 | a9676 |
14 | 7d9a6 |
15 | 60c2e |
hex | 4ad3e |
306494 has 4 divisors (see below), whose sum is σ = 459744. Its totient is φ = 153246.
The previous prime is 306491. The next prime is 306503. The reversal of 306494 is 494603.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 494603 = 97 ⋅5099.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 306494.
It is not an unprimeable number, because it can be changed into a prime (306491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76622 + ... + 76625.
It is an arithmetic number, because the mean of its divisors is an integer number (114936).
2306494 is an apocalyptic number.
306494 is a deficient number, since it is larger than the sum of its proper divisors (153250).
306494 is a wasteful number, since it uses less digits than its factorization.
306494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153249.
The product of its (nonzero) digits is 2592, while the sum is 26.
The square root of 306494 is about 553.6190025640. The cubic root of 306494 is about 67.4228840397.
The spelling of 306494 in words is "three hundred six thousand, four hundred ninety-four".
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