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54448 = 244183
BaseRepresentation
bin1101010010110000
32202200121
431102300
53220243
61100024
7314512
oct152260
982617
1054448
11379a9
1227614
131ba24
1415bb2
15111ed
hexd4b0

54448 has 20 divisors (see below), whose sum is σ = 109368. Its totient is φ = 26240.

The previous prime is 54443. The next prime is 54449. The reversal of 54448 is 84445.

It is not an unprimeable number, because it can be changed into a prime (54443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615 + ... + 697.

254448 is an apocalyptic number.

It is an amenable number.

54448 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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 (54684).

54448 is a wasteful number, since it uses less digits than its factorization.

54448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 126 counting only the distinct ones).

The product of its digits is 2560, while the sum is 25.

The square root of 54448 is about 233.3409522566. The cubic root of 54448 is about 37.9018705435.

The spelling of 54448 in words is "fifty-four thousand, four hundred forty-eight".

Divisors: 1 2 4 8 16 41 82 83 164 166 328 332 656 664 1328 3403 6806 13612 27224 54448