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54044045 = 511289329
BaseRepresentation
bin1100111000101…
…0010110001101
310202200201111022
43032022112031
5102313402140
65210203525
71224236546
oct316122615
9122621438
1054044045
1128563100
12161235a5
13b273033
14726b4cd
154b280b5
hex338a58d

54044045 has 12 divisors (see below), whose sum is σ = 71285340. Its totient is φ = 39304320.

The previous prime is 54043963. The next prime is 54044051.

54044045 is nontrivially palindromic in base 10.

54044045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 35545444 + 18498601 = 5962^2 + 4301^2 .

It is not a de Polignac number, because 54044045 - 28 = 54043789 is a prime.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 44060 + ... + 45269.

It is an arithmetic number, because the mean of its divisors is an integer number (5940445).

Almost surely, 254044045 is an apocalyptic number.

54044045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54044045 is a deficient number, since it is larger than the sum of its proper divisors (17241295).

54044045 is a wasteful number, since it uses less digits than its factorization.

54044045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89356 (or 89345 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 54044045 is about 7351.4655001571. The cubic root of 54044045 is about 378.0790522681.

It can be divided in two parts, 5404 and 4045, that added together give a palindrome (9449).

The spelling of 54044045 in words is "fifty-four million, forty-four thousand, forty-five".

Divisors: 1 5 11 55 121 605 89329 446645 982619 4913095 10808809 54044045