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52303623 = 317434541
BaseRepresentation
bin1100011110000…
…1011100000111
310122102022002020
43013201130013
5101342203443
65105014223
71203400461
oct307413407
9118368066
1052303623
1127584539
1215624373
13aab3ab8
146d37131
1548d2583
hex31e1707

52303623 has 4 divisors (see below), whose sum is σ = 69738168. Its totient is φ = 34869080.

The previous prime is 52303613. The next prime is 52303663. The reversal of 52303623 is 32630325.

52303623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52303623 - 25 = 52303591 is a prime.

It is a super-2 number, since 2×523036232 = 5471337957852258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52303593 and 52303602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52303613) 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 3 ways as a sum of consecutive naturals, for example, 8717268 + ... + 8717273.

It is an arithmetic number, because the mean of its divisors is an integer number (17434542).

Almost surely, 252303623 is an apocalyptic number.

52303623 is a deficient number, since it is larger than the sum of its proper divisors (17434545).

52303623 is a wasteful number, since it uses less digits than its factorization.

52303623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17434544.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 52303623 is about 7232.1243766960. The cubic root of 52303623 is about 373.9761654671.

Adding to 52303623 its reverse (32630325), we get a palindrome (84933948).

The spelling of 52303623 in words is "fifty-two million, three hundred three thousand, six hundred twenty-three".

Divisors: 1 3 17434541 52303623