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53243166 = 2324136821
BaseRepresentation
bin1100101100011…
…0110100011110
310201012000220010
43023012310132
5102112240131
65141104050
71214362614
oct313066436
9121160803
1053243166
1128066419
12159b8026
13b052642
1470dd6b4
154a1ab46
hex32c6d1e

53243166 has 16 divisors (see below), whose sum is σ = 106931088. Its totient is φ = 17673600.

The previous prime is 53243161. The next prime is 53243189. The reversal of 53243166 is 66134235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53243161) 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, 16965 + ... + 19856.

It is an arithmetic number, because the mean of its divisors is an integer number (6683193).

Almost surely, 253243166 is an apocalyptic number.

53243166 is an abundant number, since it is smaller than the sum of its proper divisors (53687922).

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

53243166 is a wasteful number, since it uses less digits than its factorization.

53243166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37067.

The product of its digits is 12960, while the sum is 30.

The square root of 53243166 is about 7296.7914866741. The cubic root of 53243166 is about 376.2021651236.

The spelling of 53243166 in words is "fifty-three million, two hundred forty-three thousand, one hundred sixty-six".

Divisors: 1 2 3 6 241 482 723 1446 36821 73642 110463 220926 8873861 17747722 26621583 53243166