Search a number
-
+
5228743 = 131921169
BaseRepresentation
bin10011111100100011000111
3100211122111011
4103330203013
52314304433
6304023051
762305102
oct23744307
910748434
105228743
112a51483
121901a87
131110c40
149a1739
156d43cd
hex4fc8c7

5228743 has 8 divisors (see below), whose sum is σ = 5927600. Its totient is φ = 4572288.

The previous prime is 5228731. The next prime is 5228749. The reversal of 5228743 is 3478225.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5228743 is a prime.

It is a d-powerful number, because it can be written as 53 + 216 + 218 + 82 + 76 + 44 + 314 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5228749) 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 7 ways as a sum of consecutive naturals, for example, 10338 + ... + 10831.

It is an arithmetic number, because the mean of its divisors is an integer number (740950).

Almost surely, 25228743 is an apocalyptic number.

5228743 is a deficient number, since it is larger than the sum of its proper divisors (698857).

5228743 is a wasteful number, since it uses less digits than its factorization.

5228743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21201.

The product of its digits is 13440, while the sum is 31.

The square root of 5228743 is about 2286.6444848292. The cubic root of 5228743 is about 173.5664438352.

The spelling of 5228743 in words is "five million, two hundred twenty-eight thousand, seven hundred forty-three".

Divisors: 1 13 19 247 21169 275197 402211 5228743