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54844297 = 68418017
BaseRepresentation
bin1101000100110…
…1101110001001
310211012101020021
43101031232021
5103020004142
65235300441
71234111624
oct321155611
9124171207
1054844297
1128a5a372
121644a721
13b493361
1473d8dbb
154c35267
hex344db89

54844297 has 4 divisors (see below), whose sum is σ = 54859156. Its totient is φ = 54829440.

The previous prime is 54844291. The next prime is 54844327. The reversal of 54844297 is 79244845.

54844297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 79244845 = 515848969.

It can be written as a sum of positive squares in 2 ways, for example, as 36832761 + 18011536 = 6069^2 + 4244^2 .

It is a cyclic number.

It is not a de Polignac number, because 54844297 - 27 = 54844169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54844291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2833 + ... + 10849.

It is an arithmetic number, because the mean of its divisors is an integer number (13714789).

Almost surely, 254844297 is an apocalyptic number.

It is an amenable number.

54844297 is a deficient number, since it is larger than the sum of its proper divisors (14859).

54844297 is an equidigital number, since it uses as much as digits as its factorization.

54844297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14858.

The product of its digits is 322560, while the sum is 43.

The square root of 54844297 is about 7405.6935529361. The cubic root of 54844297 is about 379.9360395582.

The spelling of 54844297 in words is "fifty-four million, eight hundred forty-four thousand, two hundred ninety-seven".

Divisors: 1 6841 8017 54844297