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54320541 = 3117322549
BaseRepresentation
bin1100111100110…
…1110110011101
310210012202202220
43033031312131
5102401224131
65220135553
71226500632
oct317156635
9123182686
1054320541
1128731910
12162375b9
13b33bb42
147300189
154b7ee96
hex33cdd9d

54320541 has 16 divisors (see below), whose sum is σ = 80097600. Its totient is φ = 32469120.

The previous prime is 54320521. The next prime is 54320573. The reversal of 54320541 is 14502345.

It is not a de Polignac number, because 54320541 - 217 = 54189469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54320501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8866 + ... + 13683.

It is an arithmetic number, because the mean of its divisors is an integer number (5006100).

Almost surely, 254320541 is an apocalyptic number.

It is an amenable number.

54320541 is a deficient number, since it is larger than the sum of its proper divisors (25777059).

54320541 is a wasteful number, since it uses less digits than its factorization.

54320541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22636.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54320541 is about 7370.2470107860. The cubic root of 54320541 is about 378.7227221693.

Adding to 54320541 its reverse (14502345), we get a palindrome (68822886).

The spelling of 54320541 in words is "fifty-four million, three hundred twenty thousand, five hundred forty-one".

Divisors: 1 3 11 33 73 219 803 2409 22549 67647 248039 744117 1646077 4938231 18106847 54320541