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53423063 = 180129663
BaseRepresentation
bin1100101111001…
…0101111010111
310201112011122222
43023302233113
5102134014223
65145012555
71216042241
oct313625727
9121464588
1053423063
11281795a1
1215a8415b
13b0b64a5
147149091
154a540c8
hex32f2bd7

53423063 has 4 divisors (see below), whose sum is σ = 53454528. Its totient is φ = 53391600.

The previous prime is 53423057. The next prime is 53423081. The reversal of 53423063 is 36032435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53423063 - 24 = 53423047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53423023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13031 + ... + 16632.

It is an arithmetic number, because the mean of its divisors is an integer number (13363632).

Almost surely, 253423063 is an apocalyptic number.

53423063 is a deficient number, since it is larger than the sum of its proper divisors (31465).

53423063 is a wasteful number, since it uses less digits than its factorization.

53423063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31464.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 53423063 is about 7309.1082219379. The cubic root of 53423063 is about 376.6253904005.

Adding to 53423063 its reverse (36032435), we get a palindrome (89455498).

The spelling of 53423063 in words is "fifty-three million, four hundred twenty-three thousand, sixty-three".

Divisors: 1 1801 29663 53423063