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54516814 = 21119130423
BaseRepresentation
bin1100111111110…
…1110001001110
310210120202000021
43033331301032
5102424014224
65224252354
71231246102
oct317756116
9123522007
1054516814
1128856320
12163110ba
13b3aa291
147351902
154bbd1e4
hex33fdc4e

54516814 has 16 divisors (see below), whose sum is σ = 93905280. Its totient is φ = 23475960.

The previous prime is 54516811. The next prime is 54516881. The reversal of 54516814 is 41861545.

It is a self number, because there is not a number n which added to its sum of digits gives 54516814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54516811) 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 7 ways as a sum of consecutive naturals, for example, 64794 + ... + 65629.

It is an arithmetic number, because the mean of its divisors is an integer number (5869080).

Almost surely, 254516814 is an apocalyptic number.

54516814 is a deficient number, since it is larger than the sum of its proper divisors (39388466).

54516814 is a wasteful number, since it uses less digits than its factorization.

54516814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130455.

The product of its digits is 19200, while the sum is 34.

The square root of 54516814 is about 7383.5502300723. The cubic root of 54516814 is about 379.1783122347.

The spelling of 54516814 in words is "fifty-four million, five hundred sixteen thousand, eight hundred fourteen".

Divisors: 1 2 11 19 22 38 209 418 130423 260846 1434653 2478037 2869306 4956074 27258407 54516814