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54227 = 211257
BaseRepresentation
bin1101001111010011
32202101102
431033103
53213402
61055015
7314045
oct151723
982342
1054227
1137818
122746b
131b8b4
1415a95
1511102
hexd3d3

54227 has 4 divisors (see below), whose sum is σ = 54696. Its totient is φ = 53760.

The previous prime is 54217. The next prime is 54251. The reversal of 54227 is 72245.

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: 72245 = 514449.

It is a cyclic number.

It is not a de Polignac number, because 54227 - 26 = 54163 is a prime.

It is a Duffinian number.

54227 is an undulating number in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 54199 and 54208.

It is not an unprimeable number, because it can be changed into a prime (54217) 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, 83 + ... + 339.

It is an arithmetic number, because the mean of its divisors is an integer number (13674).

254227 is an apocalyptic number.

54227 is a deficient number, since it is larger than the sum of its proper divisors (469).

54227 is a wasteful number, since it uses less digits than its factorization.

54227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468.

The product of its digits is 560, while the sum is 20.

The square root of 54227 is about 232.8669147818. The cubic root of 54227 is about 37.8505208034.

The spelling of 54227 in words is "fifty-four thousand, two hundred twenty-seven".

Divisors: 1 211 257 54227