Base | Representation |
---|---|
bin | 1101000111110… |
… | …1110011011011 |
3 | 10211120101101120 |
4 | 3101331303123 |
5 | 103042304433 |
6 | 5243420323 |
7 | 1235562045 |
oct | 321756333 |
9 | 124511346 |
10 | 55041243 |
11 | 29084334 |
12 | 165246a3 |
13 | b531baa |
14 | 744aa95 |
15 | 4c737b3 |
hex | 347dcdb |
55041243 has 8 divisors (see below), whose sum is σ = 74101248. Its totient is φ = 36337704.
The previous prime is 55041241. The next prime is 55041253. The reversal of 55041243 is 34214055.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55041243 - 21 = 55041241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55041241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88755 + ... + 89372.
It is an arithmetic number, because the mean of its divisors is an integer number (9262656).
Almost surely, 255041243 is an apocalyptic number.
55041243 is a deficient number, since it is larger than the sum of its proper divisors (19060005).
55041243 is a wasteful number, since it uses less digits than its factorization.
55041243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178233.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 55041243 is about 7418.9785685093. The cubic root of 55041243 is about 380.3902800034.
Adding to 55041243 its reverse (34214055), we get a palindrome (89255298).
The spelling of 55041243 in words is "fifty-five million, forty-one thousand, two hundred forty-three".
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