Base | Representation |
---|---|
bin | 1000001010010… |
… | …11101011110100 |
3 | 11202211111200021 |
4 | 10011023223310 |
5 | 120011424234 |
6 | 10443254524 |
7 | 1460651353 |
oct | 405135364 |
9 | 152744607 |
10 | 68467444 |
11 | 35714671 |
12 | 1ab1a444 |
13 | 112530a6 |
14 | 914399a |
15 | 60269b4 |
hex | 414baf4 |
68467444 has 12 divisors (see below), whose sum is σ = 119963844. Its totient is φ = 34192064.
The previous prime is 68467429. The next prime is 68467453. The reversal of 68467444 is 44476486.
It can be written as a sum of positive squares in 2 ways, for example, as 47196900 + 21270544 = 6870^2 + 4612^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 68467444.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 6559 + ... + 13414.
It is an arithmetic number, because the mean of its divisors is an integer number (9996987).
Almost surely, 268467444 is an apocalyptic number.
It is an amenable number.
68467444 is a deficient number, since it is larger than the sum of its proper divisors (51496400).
68467444 is a wasteful number, since it uses less digits than its factorization.
68467444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20834 (or 20832 counting only the distinct ones).
The product of its digits is 516096, while the sum is 43.
The square root of 68467444 is about 8274.5056649929. The cubic root of 68467444 is about 409.0986425235.
The spelling of 68467444 in words is "sixty-eight million, four hundred sixty-seven thousand, four hundred forty-four".
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