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54849 = 347389
BaseRepresentation
bin1101011001000001
32210020110
431121001
53223344
61101533
7315624
oct153101
983213
1054849
1138233
12278a9
131bc72
1415dbb
15113b9
hexd641

54849 has 8 divisors (see below), whose sum is σ = 74880. Its totient is φ = 35696.

The previous prime is 54833. The next prime is 54851. The reversal of 54849 is 94845.

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

It is a cyclic number.

It is not a de Polignac number, because 54849 - 24 = 54833 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (54829) 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 7 ways as a sum of consecutive naturals, for example, 54 + ... + 335.

It is an arithmetic number, because the mean of its divisors is an integer number (9360).

254849 is an apocalyptic number.

It is an amenable number.

54849 is a deficient number, since it is larger than the sum of its proper divisors (20031).

54849 is a wasteful number, since it uses less digits than its factorization.

54849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439.

The product of its digits is 5760, while the sum is 30.

The square root of 54849 is about 234.1986336425. The cubic root of 54849 is about 37.9946899321.

It can be divided in two parts, 54 and 849, that added together give a triangular number (903 = T42).

The spelling of 54849 in words is "fifty-four thousand, eight hundred forty-nine".

Divisors: 1 3 47 141 389 1167 18283 54849