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54145118 = 253510803
BaseRepresentation
bin1100111010001…
…1000001011110
310202212212010202
43032203001132
5102330120433
65212303502
71225140326
oct316430136
9122785122
1054145118
1128622035
1216171b92
13b2aa041
147296286
154b47ee8
hex33a305e

54145118 has 8 divisors (see below), whose sum is σ = 82750248. Its totient is φ = 26561704.

The previous prime is 54145111. The next prime is 54145121. The reversal of 54145118 is 81154145.

54145118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54145111) 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, 255296 + ... + 255507.

It is an arithmetic number, because the mean of its divisors is an integer number (10343781).

Almost surely, 254145118 is an apocalyptic number.

54145118 is a deficient number, since it is larger than the sum of its proper divisors (28605130).

54145118 is a wasteful number, since it uses less digits than its factorization.

54145118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510858.

The product of its digits is 3200, while the sum is 29.

The square root of 54145118 is about 7358.3366326908. The cubic root of 54145118 is about 378.3145995670.

The spelling of 54145118 in words is "fifty-four million, one hundred forty-five thousand, one hundred eighteen".

Divisors: 1 2 53 106 510803 1021606 27072559 54145118