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523033423 = 1167709679
BaseRepresentation
bin11111001011001…
…101101101001111
31100110011211222021
4133023031231033
52032344032143
6123522231011
715650465533
oct3713155517
91313154867
10523033423
11249269830
121271b5467
138448b143
144d66dbc3
1530db7ced
hex1f2cdb4f

523033423 has 8 divisors (see below), whose sum is σ = 579098880. Its totient is φ = 468387480.

The previous prime is 523033417. The next prime is 523033429. The reversal of 523033423 is 324330325.

It is an interprime number because it is at equal distance from previous prime (523033417) and next prime (523033429).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 523033423 - 29 = 523032911 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 (523033429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354103 + ... + 355576.

It is an arithmetic number, because the mean of its divisors is an integer number (72387360).

Almost surely, 2523033423 is an apocalyptic number.

523033423 is a deficient number, since it is larger than the sum of its proper divisors (56065457).

523033423 is a wasteful number, since it uses less digits than its factorization.

523033423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709757.

The product of its (nonzero) digits is 6480, while the sum is 25.

The square root of 523033423 is about 22869.9239832580. The cubic root of 523033423 is about 805.7057827841.

Adding to 523033423 its reverse (324330325), we get a palindrome (847363748).

The spelling of 523033423 in words is "five hundred twenty-three million, thirty-three thousand, four hundred twenty-three".

Divisors: 1 11 67 737 709679 7806469 47548493 523033423