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23252533 = 83433647
BaseRepresentation
bin101100010110…
…0111000110101
31121202100110221
41120230320311
521423040113
62150214341
7401433433
oct130547065
947670427
1023252533
1112141a77
1279543b1
134a819c5
143133d53
15209498d
hex162ce35

23252533 has 8 divisors (see below), whose sum is σ = 23623488. Its totient is φ = 22883904.

The previous prime is 23252521. The next prime is 23252543. The reversal of 23252533 is 33525232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23252533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23252498 and 23252507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23252503) 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 7 ways as a sum of consecutive naturals, for example, 35616 + ... + 36262.

It is an arithmetic number, because the mean of its divisors is an integer number (2952936).

Almost surely, 223252533 is an apocalyptic number.

It is an amenable number.

23252533 is a deficient number, since it is larger than the sum of its proper divisors (370955).

23252533 is an equidigital number, since it uses as much as digits as its factorization.

23252533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163.

The product of its digits is 5400, while the sum is 25.

The square root of 23252533 is about 4822.0880332072. The cubic root of 23252533 is about 285.4237381972.

Adding to 23252533 its reverse (33525232), we get a palindrome (56777765).

The spelling of 23252533 in words is "twenty-three million, two hundred fifty-two thousand, five hundred thirty-three".

Divisors: 1 83 433 647 35939 53701 280151 23252533