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54790 = 255479
BaseRepresentation
bin1101011000000110
32210011021
431120012
53223130
61101354
7315511
oct153006
983137
1054790
113818a
122785a
131bc28
1415d78
151137a
hexd606

54790 has 8 divisors (see below), whose sum is σ = 98640. Its totient is φ = 21912.

The previous prime is 54787. The next prime is 54799. The reversal of 54790 is 9745.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54799) 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, 2730 + ... + 2749.

It is an arithmetic number, because the mean of its divisors is an integer number (12330).

254790 is an apocalyptic number.

54790 is a deficient number, since it is larger than the sum of its proper divisors (43850).

54790 is a wasteful number, since it uses less digits than its factorization.

54790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 54790 is about 234.0726382985. The cubic root of 54790 is about 37.9810616619.

The spelling of 54790 in words is "fifty-four thousand, seven hundred ninety".

Divisors: 1 2 5 10 5479 10958 27395 54790