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53007559 = 1122811559
BaseRepresentation
bin1100101000110…
…1010011000111
310200202001200221
43022031103013
5102032220214
65132045211
71212361663
oct312152307
9120661627
1053007559
1127a15400
1215903807
13ac9c327
14707b8a3
1549c0e24
hex328d4c7

53007559 has 12 divisors (see below), whose sum is σ = 58509360. Its totient is φ = 47986400.

The previous prime is 53007557. The next prime is 53007589. The reversal of 53007559 is 95570035.

53007559 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 53007559 - 21 = 53007557 is a prime.

It is a super-3 number, since 3×530075593 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53007553) 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 11 ways as a sum of consecutive naturals, for example, 33222 + ... + 34780.

It is an arithmetic number, because the mean of its divisors is an integer number (4875780).

Almost surely, 253007559 is an apocalyptic number.

53007559 is a deficient number, since it is larger than the sum of its proper divisors (5501801).

53007559 is a wasteful number, since it uses less digits than its factorization.

53007559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862 (or 1851 counting only the distinct ones).

The product of its (nonzero) digits is 23625, while the sum is 34.

The square root of 53007559 is about 7280.6290250225. The cubic root of 53007559 is about 375.6464322864.

The spelling of 53007559 in words is "fifty-three million, seven thousand, five hundred fifty-nine".

Divisors: 1 11 121 281 1559 3091 17149 34001 188639 438079 4818869 53007559