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52053133 = 11172511109
BaseRepresentation
bin1100011010010…
…0010010001101
310121221120110211
43012210102031
5101311200013
65055402421
71201305256
oct306442215
9117846424
1052053133
1127423320
1215523411
13aa26a92
146cadb2d
15488323d
hex31a448d

52053133 has 16 divisors (see below), whose sum is σ = 60419520. Its totient is φ = 44320000.

The previous prime is 52053121. The next prime is 52053139. The reversal of 52053133 is 33135025.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52053133 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 (52053139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46383 + ... + 47491.

It is an arithmetic number, because the mean of its divisors is an integer number (3776220).

Almost surely, 252053133 is an apocalyptic number.

It is an amenable number.

52053133 is a deficient number, since it is larger than the sum of its proper divisors (8366387).

52053133 is a wasteful number, since it uses less digits than its factorization.

52053133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 52053133 is about 7214.7857210038. The cubic root of 52053133 is about 373.3782003014.

Adding to 52053133 its reverse (33135025), we get a palindrome (85188158).

It can be divided in two parts, 5205 and 3133, that added together give a palindrome (8338).

The spelling of 52053133 in words is "fifty-two million, fifty-three thousand, one hundred thirty-three".

Divisors: 1 11 17 187 251 1109 2761 4267 12199 18853 46937 207383 278359 3061949 4732103 52053133