Base | Representation |
---|---|
bin | 1101000101001… |
… | …1100111010111 |
3 | 10211020121100102 |
4 | 3101103213113 |
5 | 103021242224 |
6 | 5240004315 |
7 | 1234242203 |
oct | 321234727 |
9 | 124217312 |
10 | 54868439 |
11 | 28a7651a |
12 | 1646069b |
13 | b4a1342 |
14 | 7403b03 |
15 | 4c3c4ae |
hex | 34539d7 |
54868439 has 4 divisors (see below), whose sum is σ = 54894624. Its totient is φ = 54842256.
The previous prime is 54868427. The next prime is 54868441. The reversal of 54868439 is 93486845.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54868439 - 224 = 38091223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54868393 and 54868402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54868459) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9647 + ... + 14240.
It is an arithmetic number, because the mean of its divisors is an integer number (13723656).
Almost surely, 254868439 is an apocalyptic number.
54868439 is a deficient number, since it is larger than the sum of its proper divisors (26185).
54868439 is a wasteful number, since it uses less digits than its factorization.
54868439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26184.
The product of its digits is 829440, while the sum is 47.
The square root of 54868439 is about 7407.3233357266. The cubic root of 54868439 is about 379.9917796006.
The spelling of 54868439 in words is "fifty-four million, eight hundred sixty-eight thousand, four hundred thirty-nine".
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