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530252525303 = 101109181281947
BaseRepresentation
bin1111011011101011000…
…00110110111011110111
31212200200012200020012122
413231311200312323313
532141424121302203
61043332235510155
753211103045514
oct7556540667367
91780605606178
10530252525303
111949737aa526
12869245b835b
133b00592ab17
141b94300430b
15dbd69de538
hex7b75836ef7

530252525303 has 32 divisors (see below), whose sum is σ = 545910805440. Its totient is φ = 514926720000.

The previous prime is 530252525269. The next prime is 530252525333. The reversal of 530252525303 is 303525252035.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 530252525303 - 218 = 530252263159 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 (530252525333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 559928276 + ... + 559929222.

It is an arithmetic number, because the mean of its divisors is an integer number (17059712670).

Almost surely, 2530252525303 is an apocalyptic number.

530252525303 is a deficient number, since it is larger than the sum of its proper divisors (15658280137).

530252525303 is a wasteful number, since it uses less digits than its factorization.

530252525303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619.

The product of its (nonzero) digits is 135000, while the sum is 35.

Adding to 530252525303 its reverse (303525252035), we get a palindrome (833777777338).

The spelling of 530252525303 in words is "five hundred thirty billion, two hundred fifty-two million, five hundred twenty-five thousand, three hundred three".

Divisors: 1 101 109 181 281 947 11009 18281 19729 28381 30629 50861 95647 103223 171407 266107 1992629 3093529 5136961 5543849 10425523 17312107 18683363 26876807 29005663 48165367 559928749 1887019663 2929571963 4864702067 5250025003 530252525303