Base | Representation |
---|---|
bin | 1100101111010… |
… | …0100110000111 |
3 | 10201112120002110 |
4 | 3023310212013 |
5 | 102134240123 |
6 | 5145112103 |
7 | 1216103346 |
oct | 313644607 |
9 | 121476073 |
10 | 53430663 |
11 | 28184280 |
12 | 15a88633 |
13 | b0b9aa0 |
14 | 714bb5d |
15 | 4a56493 |
hex | 32f4987 |
53430663 has 32 divisors (see below), whose sum is σ = 84188160. Its totient is φ = 29715840.
The previous prime is 53430661. The next prime is 53430697. The reversal of 53430663 is 36603435.
It is not a de Polignac number, because 53430663 - 21 = 53430661 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 53430663.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53430661) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115170 + ... + 115632.
It is an arithmetic number, because the mean of its divisors is an integer number (2630880).
Almost surely, 253430663 is an apocalyptic number.
53430663 is a deficient number, since it is larger than the sum of its proper divisors (30757497).
53430663 is a wasteful number, since it uses less digits than its factorization.
53430663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 759.
The product of its (nonzero) digits is 19440, while the sum is 30.
The square root of 53430663 is about 7309.6281027149. The cubic root of 53430663 is about 376.6432492120.
The spelling of 53430663 in words is "fifty-three million, four hundred thirty thousand, six hundred sixty-three".
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