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54484717 = 721111933
BaseRepresentation
bin1100111111010…
…1111011101101
310210112002222111
43033311323231
5102422002332
65223444021
71231053400
oct317657355
9123462874
1054484717
11288341a1
12162b6611
13b3987a1
147343d37
154bb3947
hex33f5eed

54484717 has 6 divisors (see below), whose sum is σ = 63380238. Its totient is φ = 46701144.

The previous prime is 54484709. The next prime is 54484733. The reversal of 54484717 is 71748445.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36072036 + 18412681 = 6006^2 + 4291^2 .

It is not a de Polignac number, because 54484717 - 23 = 54484709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54484717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54484817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555918 + ... + 556015.

It is an arithmetic number, because the mean of its divisors is an integer number (10563373).

Almost surely, 254484717 is an apocalyptic number.

It is an amenable number.

54484717 is a deficient number, since it is larger than the sum of its proper divisors (8895521).

54484717 is a wasteful number, since it uses less digits than its factorization.

54484717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111947 (or 1111940 counting only the distinct ones).

The product of its digits is 125440, while the sum is 40.

The square root of 54484717 is about 7381.3763621699. The cubic root of 54484717 is about 379.1038833589.

The spelling of 54484717 in words is "fifty-four million, four hundred eighty-four thousand, seven hundred seventeen".

Divisors: 1 7 49 1111933 7783531 54484717