Base | Representation |
---|---|
bin | 1101000100110… |
… | …0011111110000 |
3 | 10211012010100110 |
4 | 3101030133300 |
5 | 103014324110 |
6 | 5235221320 |
7 | 1234061166 |
oct | 321143760 |
9 | 124163313 |
10 | 54839280 |
11 | 28a56621 |
12 | 16447840 |
13 | b490ca2 |
14 | 73d7236 |
15 | 4c33a20 |
hex | 344c7f0 |
54839280 has 80 divisors (see below), whose sum is σ = 180015264. Its totient is φ = 13762560.
The previous prime is 54839251. The next prime is 54839287. The reversal of 54839280 is 8293845.
It is a happy number.
54839280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54839287) 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 15 ways as a sum of consecutive naturals, for example, 2641 + ... + 10800.
Almost surely, 254839280 is an apocalyptic number.
It is an amenable number.
54839280 is an abundant number, since it is smaller than the sum of its proper divisors (125175984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54839280 is a wasteful number, since it uses less digits than its factorization.
54839280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13474 (or 13468 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 54839280 is about 7405.3548193182. The cubic root of 54839280 is about 379.9244540495.
The spelling of 54839280 in words is "fifty-four million, eight hundred thirty-nine thousand, two hundred eighty".
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