Base | Representation |
---|---|
bin | 1100111001101… |
… | …1000110000011 |
3 | 10202211012120222 |
4 | 3032123012003 |
5 | 102323101033 |
6 | 5211453255 |
7 | 1224643544 |
oct | 316330603 |
9 | 122735528 |
10 | 54112643 |
11 | 285aa6a2 |
12 | 1615722b |
13 | b298320 |
14 | 72884cb |
15 | 4b3d598 |
hex | 339b183 |
54112643 has 4 divisors (see below), whose sum is σ = 58275168. Its totient is φ = 49950120.
The previous prime is 54112633. The next prime is 54112657. The reversal of 54112643 is 34621145.
54112643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 54112643 - 216 = 54047107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54112603) 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 3 ways as a sum of consecutive naturals, for example, 2081243 + ... + 2081268.
It is an arithmetic number, because the mean of its divisors is an integer number (14568792).
Almost surely, 254112643 is an apocalyptic number.
54112643 is a deficient number, since it is larger than the sum of its proper divisors (4162525).
54112643 is a wasteful number, since it uses less digits than its factorization.
54112643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4162524.
The product of its digits is 2880, while the sum is 26.
The square root of 54112643 is about 7356.1296209352. The cubic root of 54112643 is about 378.2389496338.
Adding to 54112643 its reverse (34621145), we get a palindrome (88733788).
The spelling of 54112643 in words is "fifty-four million, one hundred twelve thousand, six hundred forty-three".
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