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54923 = 114993
BaseRepresentation
bin1101011010001011
32210100012
431122023
53224143
61102135
7316061
oct153213
983305
1054923
11382a0
122794b
131bccb
1416031
1511418
hexd68b

54923 has 4 divisors (see below), whose sum is σ = 59928. Its totient is φ = 49920.

The previous prime is 54919. The next prime is 54941. The reversal of 54923 is 32945.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54923 - 22 = 54919 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (54973) 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, 2486 + ... + 2507.

It is an arithmetic number, because the mean of its divisors is an integer number (14982).

254923 is an apocalyptic number.

54923 is a deficient number, since it is larger than the sum of its proper divisors (5005).

54923 is a wasteful number, since it uses less digits than its factorization.

54923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5004.

The product of its digits is 1080, while the sum is 23.

The square root of 54923 is about 234.3565659417. The cubic root of 54923 is about 38.0117692077.

Adding to 54923 its sum of digits (23), we get a triangular number (54946 = T331).

The spelling of 54923 in words is "fifty-four thousand, nine hundred twenty-three".

Divisors: 1 11 4993 54923