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54725 = 5211199
BaseRepresentation
bin1101010111000101
32210001212
431113011
53222400
61101205
7315356
oct152705
983055
1054725
1138130
1227805
131bba8
1415d2d
1511335
hexd5c5

54725 has 12 divisors (see below), whose sum is σ = 74400. Its totient is φ = 39600.

The previous prime is 54721. The next prime is 54727. The reversal of 54725 is 52745.

It is not a de Polignac number, because 54725 - 22 = 54721 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 54725.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 54725.

It is not an unprimeable number, because it can be changed into a prime (54721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176 + ... + 374.

It is an arithmetic number, because the mean of its divisors is an integer number (6200).

254725 is an apocalyptic number.

54725 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54725 is a deficient number, since it is larger than the sum of its proper divisors (19675).

54725 is a wasteful number, since it uses less digits than its factorization.

54725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 215 counting only the distinct ones).

The product of its digits is 1400, while the sum is 23.

The square root of 54725 is about 233.9337513058. The cubic root of 54725 is about 37.9660361346.

The spelling of 54725 in words is "fifty-four thousand, seven hundred twenty-five".

Divisors: 1 5 11 25 55 199 275 995 2189 4975 10945 54725