Base | Representation |
---|---|
bin | 1100100000001… |
… | …0011011111111 |
3 | 10122200011111011 |
4 | 3020002123333 |
5 | 101411020113 |
6 | 5111540051 |
7 | 1204502515 |
oct | 310023377 |
9 | 118604434 |
10 | 52438783 |
11 | 27667041 |
12 | 1568a627 |
13 | ab30487 |
14 | 6d704b5 |
15 | 490c63d |
hex | 32026ff |
52438783 has 4 divisors (see below), whose sum is σ = 53428248. Its totient is φ = 51449320.
The previous prime is 52438769. The next prime is 52438811. The reversal of 52438783 is 38783425.
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 52438783 - 217 = 52307711 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52438733) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494653 + ... + 494758.
It is an arithmetic number, because the mean of its divisors is an integer number (13357062).
Almost surely, 252438783 is an apocalyptic number.
52438783 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
52438783 is a deficient number, since it is larger than the sum of its proper divisors (989465).
52438783 is an equidigital number, since it uses as much as digits as its factorization.
52438783 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 989464.
The product of its digits is 161280, while the sum is 40.
The square root of 52438783 is about 7241.4627665963. The cubic root of 52438783 is about 374.2980242482.
The spelling of 52438783 in words is "fifty-two million, four hundred thirty-eight thousand, seven hundred eighty-three".
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