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53452223 = 1131715329
BaseRepresentation
bin1100101111100…
…1110110111111
310201120122122222
43023321312333
5102140432343
65145355555
71216223246
oct313716677
9121518588
1053452223
11281994a0
1215a98bbb
13b0c6846
14715595d
154a5ca68
hex32f9dbf

53452223 has 8 divisors (see below), whose sum is σ = 58499280. Its totient is φ = 48436480.

The previous prime is 53452213. The next prime is 53452229. The reversal of 53452223 is 32225435.

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

It is a cyclic number.

It is not a de Polignac number, because 53452223 - 214 = 53435839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53452192 and 53452201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53452229) 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 7 ways as a sum of consecutive naturals, for example, 4178 + ... + 11151.

It is an arithmetic number, because the mean of its divisors is an integer number (7312410).

Almost surely, 253452223 is an apocalyptic number.

53452223 is a deficient number, since it is larger than the sum of its proper divisors (5047057).

53452223 is a wasteful number, since it uses less digits than its factorization.

53452223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15657.

The product of its digits is 7200, while the sum is 26.

The square root of 53452223 is about 7311.1027212042. The cubic root of 53452223 is about 376.6939026259.

Adding to 53452223 its reverse (32225435), we get a palindrome (85677658).

The spelling of 53452223 in words is "fifty-three million, four hundred fifty-two thousand, two hundred twenty-three".

Divisors: 1 11 317 3487 15329 168619 4859293 53452223