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53558 = 261439
BaseRepresentation
bin1101000100110110
32201110122
431010312
53203213
61051542
7312101
oct150466
981418
1053558
113726a
1226bb2
131b4bb
1415738
1510d08
hexd136

53558 has 8 divisors (see below), whose sum is σ = 81840. Its totient is φ = 26280.

The previous prime is 53551. The next prime is 53569. The reversal of 53558 is 85535.

53558 is nontrivially palindromic in base 9.

53558 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (53551) 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, 98 + ... + 341.

It is an arithmetic number, because the mean of its divisors is an integer number (10230).

253558 is an apocalyptic number.

53558 is a deficient number, since it is larger than the sum of its proper divisors (28282).

53558 is a wasteful number, since it uses less digits than its factorization.

53558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502.

The product of its digits is 3000, while the sum is 26.

The square root of 53558 is about 231.4260140952. The cubic root of 53558 is about 37.6942219684.

The spelling of 53558 in words is "fifty-three thousand, five hundred fifty-eight".

Divisors: 1 2 61 122 439 878 26779 53558