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52510023 = 3243113537
BaseRepresentation
bin1100100001001…
…1110101000111
310122210210012200
43020103311013
5101420310043
65113245543
71205220306
oct310236507
9118723180
1052510023
1127705615
12157038b3
13ab56a27
146d8c43d
1549237d3
hex3213d47

52510023 has 12 divisors (see below), whose sum is σ = 76029408. Its totient is φ = 34922880.

The previous prime is 52510019. The next prime is 52510037. The reversal of 52510023 is 32001525.

It is a happy number.

52510023 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 52510023 - 22 = 52510019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52509978 and 52510005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52510013) 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, 2890 + ... + 10647.

It is an arithmetic number, because the mean of its divisors is an integer number (6335784).

Almost surely, 252510023 is an apocalyptic number.

52510023 is a deficient number, since it is larger than the sum of its proper divisors (23519385).

52510023 is a wasteful number, since it uses less digits than its factorization.

52510023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13974 (or 13971 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 52510023 is about 7246.3799927964. The cubic root of 52510023 is about 374.4674467234.

Adding to 52510023 its reverse (32001525), we get a palindrome (84511548).

The spelling of 52510023 in words is "fifty-two million, five hundred ten thousand, twenty-three".

Divisors: 1 3 9 431 1293 3879 13537 40611 121833 5834447 17503341 52510023