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53004133 = 731311887
BaseRepresentation
bin1100101000110…
…0011101100101
310200201220000001
43022030131211
5102032113013
65132021301
71212346000
oct312143545
9120656001
1053004133
1127a12876
1215901831
13ac9a8c0
14707a537
1549beddd
hex328c765

53004133 has 16 divisors (see below), whose sum is σ = 66572800. Its totient is φ = 41933808.

The previous prime is 53004101. The next prime is 53004137. The reversal of 53004133 is 33140035.

53004133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53004133 - 25 = 53004101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53004133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53004137) 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 15 ways as a sum of consecutive naturals, for example, 1485 + ... + 10402.

It is an arithmetic number, because the mean of its divisors is an integer number (4160800).

Almost surely, 253004133 is an apocalyptic number.

It is an amenable number.

53004133 is a deficient number, since it is larger than the sum of its proper divisors (13568667).

53004133 is a wasteful number, since it uses less digits than its factorization.

53004133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11921 (or 11907 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 53004133 is about 7280.3937393523. The cubic root of 53004133 is about 375.6383391488.

Adding to 53004133 its reverse (33140035), we get a palindrome (86144168).

The spelling of 53004133 in words is "fifty-three million, four thousand, one hundred thirty-three".

Divisors: 1 7 13 49 91 343 637 4459 11887 83209 154531 582463 1081717 4077241 7572019 53004133