Base | Representation |
---|---|
bin | 1101000100011… |
… | …0111001011001 |
3 | 10211010221220000 |
4 | 3101012321121 |
5 | 103013110340 |
6 | 5234523213 |
7 | 1233634263 |
oct | 321067131 |
9 | 124127800 |
10 | 54816345 |
11 | 28a40371 |
12 | 16436509 |
13 | b48370c |
14 | 73ccb33 |
15 | 4c2bd30 |
hex | 3446e59 |
54816345 has 20 divisors (see below), whose sum is σ = 98264100. Its totient is φ = 29235168.
The previous prime is 54816343. The next prime is 54816367. The reversal of 54816345 is 54361845.
It is a happy number.
54816345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 16475481 + 38340864 = 4059^2 + 6192^2 .
It is not a de Polignac number, because 54816345 - 21 = 54816343 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54816343) 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 19 ways as a sum of consecutive naturals, for example, 67270 + ... + 68079.
It is an arithmetic number, because the mean of its divisors is an integer number (4913205).
Almost surely, 254816345 is an apocalyptic number.
It is an amenable number.
54816345 is a deficient number, since it is larger than the sum of its proper divisors (43447755).
54816345 is a wasteful number, since it uses less digits than its factorization.
54816345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135366 (or 135357 counting only the distinct ones).
The product of its digits is 57600, while the sum is 36.
The square root of 54816345 is about 7403.8061157759. The cubic root of 54816345 is about 379.8714823938.
The spelling of 54816345 in words is "fifty-four million, eight hundred sixteen thousand, three hundred forty-five".
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