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53303 = 151353
BaseRepresentation
bin1101000000110111
32201010012
431000313
53201203
61050435
7311255
oct150067
981105
1053303
1137058
1226a1b
131b353
14155d5
1510bd8
hexd037

53303 has 4 divisors (see below), whose sum is σ = 53808. Its totient is φ = 52800.

The previous prime is 53299. The next prime is 53309. The reversal of 53303 is 30335.

53303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 30335 = 56067.

It is a cyclic number.

It is not a de Polignac number, because 53303 - 22 = 53299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53309) 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, 26 + ... + 327.

It is an arithmetic number, because the mean of its divisors is an integer number (13452).

253303 is an apocalyptic number.

53303 is a deficient number, since it is larger than the sum of its proper divisors (505).

53303 is a wasteful number, since it uses less digits than its factorization.

53303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its (nonzero) digits is 135, while the sum is 14.

The square root of 53303 is about 230.8744247421. The cubic root of 53303 is about 37.6343036120.

Adding to 53303 its reverse (30335), we get a palindrome (83638).

The spelling of 53303 in words is "fifty-three thousand, three hundred three".

Divisors: 1 151 353 53303