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54230918 = 2717239907
BaseRepresentation
bin1100111011011…
…1111110000110
310210001012211112
43032313332012
5102340342133
65214205022
71225645430
oct316677606
9123035745
1054230918
1128680545
12161b3772
13b30a101
1472b9650
154b63648
hex33b7f86

54230918 has 32 divisors (see below), whose sum is σ = 102726144. Its totient is φ = 20921472.

The previous prime is 54230909. The next prime is 54230923. The reversal of 54230918 is 81903245.

It is a congruent number.

It is an unprimeable number.

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, 521 + ... + 10427.

It is an arithmetic number, because the mean of its divisors is an integer number (3210192).

Almost surely, 254230918 is an apocalyptic number.

54230918 is a deficient number, since it is larger than the sum of its proper divisors (48495226).

54230918 is a wasteful number, since it uses less digits than its factorization.

54230918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9956.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 54230918 is about 7364.1644468331. The cubic root of 54230918 is about 378.5143237129.

The spelling of 54230918 in words is "fifty-four million, two hundred thirty thousand, nine hundred eighteen".

Divisors: 1 2 7 14 17 23 34 46 119 161 238 322 391 782 2737 5474 9907 19814 69349 138698 168419 227861 336838 455722 1178933 1595027 2357866 3190054 3873637 7747274 27115459 54230918