Base | Representation |
---|---|
bin | 1001011001100… |
… | …10010101000100 |
3 | 12111100221222020 |
4 | 10230302111010 |
5 | 130141134343 |
6 | 11454003140 |
7 | 1645131324 |
oct | 454622504 |
9 | 174327866 |
10 | 78849348 |
11 | 40565756 |
12 | 224a64b0 |
13 | 13449726 |
14 | a687284 |
15 | 6dc7b83 |
hex | 4b32544 |
78849348 has 12 divisors (see below), whose sum is σ = 183981840. Its totient is φ = 26283112.
The previous prime is 78849343. The next prime is 78849367. The reversal of 78849348 is 84394887.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 78849348.
It is not an unprimeable number, because it can be changed into a prime (78849341) 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 in 3 ways as a sum of consecutive naturals, for example, 3285378 + ... + 3285401.
It is an arithmetic number, because the mean of its divisors is an integer number (15331820).
Almost surely, 278849348 is an apocalyptic number.
It is an amenable number.
78849348 is an abundant number, since it is smaller than the sum of its proper divisors (105132492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78849348 is a wasteful number, since it uses less digits than its factorization.
78849348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6570786 (or 6570784 counting only the distinct ones).
The product of its digits is 1548288, while the sum is 51.
The square root of 78849348 is about 8879.7155359842. The cubic root of 78849348 is about 428.8111165274.
It can be divided in two parts, 78849 and 348, that added together give a palindrome (79197).
The spelling of 78849348 in words is "seventy-eight million, eight hundred forty-nine thousand, three hundred forty-eight".
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