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53108 = 22111771
BaseRepresentation
bin1100111101110100
32200211222
430331310
53144413
61045512
7310556
oct147564
980758
1053108
11369a0
1226898
131b233
14154d6
1510b08
hexcf74

53108 has 24 divisors (see below), whose sum is σ = 108864. Its totient is φ = 22400.

The previous prime is 53101. The next prime is 53113. The reversal of 53108 is 80135.

53108 is nontrivially palindromic in base 5.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53101) by changing a digit.

53108 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713 + ... + 783.

It is an arithmetic number, because the mean of its divisors is an integer number (4536).

253108 is an apocalyptic number.

It is an amenable number.

53108 is an abundant number, since it is smaller than the sum of its proper divisors (55756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54432).

53108 is a wasteful number, since it uses less digits than its factorization.

53108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 53108 is about 230.4517303038. The cubic root of 53108 is about 37.5883546251.

It can be divided in two parts, 53 and 108, that added together give a palindrome (161).

The spelling of 53108 in words is "fifty-three thousand, one hundred eight".

Divisors: 1 2 4 11 17 22 34 44 68 71 142 187 284 374 748 781 1207 1562 2414 3124 4828 13277 26554 53108