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53424366 = 2311378797
BaseRepresentation
bin1100101111001…
…1000011101110
310201112020110020
43023303003232
5102134034431
65145023010
71216046112
oct313630356
9121466406
1053424366
112817a576
1215a84a66
13b0b6c68
147149742
154a54696
hex32f30ee

53424366 has 16 divisors (see below), whose sum is σ = 107795664. Its totient is φ = 17650304.

The previous prime is 53424359. The next prime is 53424367. The reversal of 53424366 is 66342435.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53424367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38721 + ... + 40076.

It is an arithmetic number, because the mean of its divisors is an integer number (6737229).

Almost surely, 253424366 is an apocalyptic number.

53424366 is an abundant number, since it is smaller than the sum of its proper divisors (54371298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53424366 is a wasteful number, since it uses less digits than its factorization.

53424366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78915.

The product of its digits is 51840, while the sum is 33.

The square root of 53424366 is about 7309.1973567554. The cubic root of 53424366 is about 376.6284523670.

The spelling of 53424366 in words is "fifty-three million, four hundred twenty-four thousand, three hundred sixty-six".

Divisors: 1 2 3 6 113 226 339 678 78797 157594 236391 472782 8904061 17808122 26712183 53424366