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54285413 = 7131931397
BaseRepresentation
bin1100111100010…
…1010001100101
310210010222120212
43033011101211
5102344113123
65215305205
71226263340
oct317052145
9123128525
1054285413
1128708486
121621b205
13b328b60
1472d1457
154b74878
hex33c5465

54285413 has 16 divisors (see below), whose sum is σ = 70331520. Its totient is φ = 40689216.

The previous prime is 54285391. The next prime is 54285431. The reversal of 54285413 is 31458245.

54285413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54285413 - 28 = 54285157 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54285413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54285443) 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 15 ways as a sum of consecutive naturals, for example, 13970 + ... + 17427.

It is an arithmetic number, because the mean of its divisors is an integer number (4395720).

Almost surely, 254285413 is an apocalyptic number.

It is an amenable number.

54285413 is a deficient number, since it is larger than the sum of its proper divisors (16046107).

54285413 is a wasteful number, since it uses less digits than its factorization.

54285413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31436.

The product of its digits is 19200, while the sum is 32.

The square root of 54285413 is about 7367.8635302237. The cubic root of 54285413 is about 378.6410671125.

The spelling of 54285413 in words is "fifty-four million, two hundred eighty-five thousand, four hundred thirteen".

Divisors: 1 7 13 19 91 133 247 1729 31397 219779 408161 596543 2857127 4175801 7755059 54285413