Base | Representation |
---|---|
bin | 1101001000111… |
… | …0101001001111 |
3 | 10211200220000101 |
4 | 3102032221033 |
5 | 103102011343 |
6 | 5245111531 |
7 | 1236300130 |
oct | 322165117 |
9 | 124626011 |
10 | 55110223 |
11 | 29121143 |
12 | 165585a7 |
13 | b5573cc |
14 | 7467c87 |
15 | 4c88e4d |
hex | 348ea4f |
55110223 has 8 divisors (see below), whose sum is σ = 63186848. Its totient is φ = 47084544.
The previous prime is 55110221. The next prime is 55110233. The reversal of 55110223 is 32201155.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55110223 - 21 = 55110221 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55110223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55110221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10386 + ... + 14767.
It is an arithmetic number, because the mean of its divisors is an integer number (7898356).
Almost surely, 255110223 is an apocalyptic number.
55110223 is a deficient number, since it is larger than the sum of its proper divisors (8076625).
55110223 is a wasteful number, since it uses less digits than its factorization.
55110223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25473.
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 55110223 is about 7423.6260008166. The cubic root of 55110223 is about 380.5491206976.
Adding to 55110223 its reverse (32201155), we get a palindrome (87311378).
The spelling of 55110223 in words is "fifty-five million, one hundred ten thousand, two hundred twenty-three".
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