Base | Representation |
---|---|
bin | 1101001010110… |
… | …0111111101111 |
3 | 10211221012112211 |
4 | 3102230333233 |
5 | 103120001133 |
6 | 5251511251 |
7 | 1240325440 |
oct | 322547757 |
9 | 124835484 |
10 | 55234543 |
11 | 291a6591 |
12 | 165b8527 |
13 | b59bb80 |
14 | 749b2c7 |
15 | 4cb0bcd |
hex | 34acfef |
55234543 has 16 divisors (see below), whose sum is σ = 68164096. Its totient is φ = 43584480.
The previous prime is 55234493. The next prime is 55234583. The reversal of 55234543 is 34543255.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55234543 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55234583) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51430 + ... + 52492.
It is an arithmetic number, because the mean of its divisors is an integer number (4260256).
Almost surely, 255234543 is an apocalyptic number.
55234543 is a deficient number, since it is larger than the sum of its proper divisors (12929553).
55234543 is a wasteful number, since it uses less digits than its factorization.
55234543 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1654.
The product of its digits is 36000, while the sum is 31.
The square root of 55234543 is about 7431.9945505900. The cubic root of 55234543 is about 380.8350587933.
Adding to 55234543 its reverse (34543255), we get a palindrome (89777798).
The spelling of 55234543 in words is "fifty-five million, two hundred thirty-four thousand, five hundred forty-three".
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