Base | Representation |
---|---|
bin | 1100101101011… |
… | …0000001101011 |
3 | 10201022012022222 |
4 | 3023112001223 |
5 | 102121233301 |
6 | 5142304255 |
7 | 1215042323 |
oct | 313260153 |
9 | 121265288 |
10 | 53305451 |
11 | 280a91a1 |
12 | 15a2808b |
13 | b074ab4 |
14 | 7118283 |
15 | 4a2e31b |
hex | 32d606b |
53305451 has 8 divisors (see below), whose sum is σ = 55922400. Its totient is φ = 50740480.
The previous prime is 53305433. The next prime is 53305459. The reversal of 53305451 is 15450335.
53305451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53305451 is a prime.
It is a super-2 number, since 2×533054512 = 5682942212626802, which contains 22 as substring.
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 53305451.
It is not an unprimeable number, because it can be changed into a prime (53305459) 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 7 ways as a sum of consecutive naturals, for example, 10886 + ... + 15003.
It is an arithmetic number, because the mean of its divisors is an integer number (6990300).
Almost surely, 253305451 is an apocalyptic number.
53305451 is a deficient number, since it is larger than the sum of its proper divisors (2616949).
53305451 is a wasteful number, since it uses less digits than its factorization.
53305451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25989.
The product of its (nonzero) digits is 4500, while the sum is 26.
The square root of 53305451 is about 7301.0582109719. The cubic root of 53305451 is about 376.3488044175.
Adding to 53305451 its reverse (15450335), we get a palindrome (68755786).
The spelling of 53305451 in words is "fifty-three million, three hundred five thousand, four hundred fifty-one".
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