Base | Representation |
---|---|
bin | 10100001100010… |
… | …011001100101101 |
3 | 212121110020021100 |
4 | 110030103030231 |
5 | 1143211044220 |
6 | 53340553313 |
7 | 11252325543 |
oct | 2414231455 |
9 | 777406240 |
10 | 338768685 |
11 | 164253a22 |
12 | 95552839 |
13 | 55253058 |
14 | 32dc5d93 |
15 | 1eb1ad90 |
hex | 1431332d |
338768685 has 48 divisors (see below), whose sum is σ = 601211520. Its totient is φ = 176411520.
The previous prime is 338768681. The next prime is 338768687. The reversal of 338768685 is 586867833.
It is a happy number.
It is not a de Polignac number, because 338768685 - 22 = 338768681 is a prime.
It is a super-2 number, since 2×3387686852 = 229528443873258450, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (338768681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458046 + ... + 458784.
It is an arithmetic number, because the mean of its divisors is an integer number (12525240).
Almost surely, 2338768685 is an apocalyptic number.
It is an amenable number.
338768685 is a deficient number, since it is larger than the sum of its proper divisors (262442835).
338768685 is a wasteful number, since it uses less digits than its factorization.
338768685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 978 (or 975 counting only the distinct ones).
The product of its digits is 5806080, while the sum is 54.
The square root of 338768685 is about 18405.6699144584. The cubic root of 338768685 is about 697.1096362731.
The spelling of 338768685 in words is "three hundred thirty-eight million, seven hundred sixty-eight thousand, six hundred eighty-five".
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