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52543411123 = 747951156539
BaseRepresentation
bin110000111011110101…
…001101001110110011
312000121211200211202211
4300323311031032303
51330102103123443
640045455352551
73540034424350
oct607365151663
9160554624684
1052543411123
1120313427515
12a224822757
134c5498b518
142786441627
151577ce819d
hexc3bd4d3b3

52543411123 has 8 divisors (see below), whose sum is σ = 60051248640. Its totient is φ = 45035982600.

The previous prime is 52543411121. The next prime is 52543411171. The reversal of 52543411123 is 32111434525.

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

It is not a de Polignac number, because 52543411123 - 21 = 52543411121 is a prime.

It is a super-2 number, since 2×525434111232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52543411121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257388 + ... + 413926.

It is an arithmetic number, because the mean of its divisors is an integer number (7506406080).

Almost surely, 252543411123 is an apocalyptic number.

52543411123 is a deficient number, since it is larger than the sum of its proper divisors (7507837517).

52543411123 is a wasteful number, since it uses less digits than its factorization.

52543411123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204497.

The product of its digits is 14400, while the sum is 31.

Adding to 52543411123 its reverse (32111434525), we get a palindrome (84654845648).

The spelling of 52543411123 in words is "fifty-two billion, five hundred forty-three million, four hundred eleven thousand, one hundred twenty-three".

Divisors: 1 7 47951 156539 335657 1095773 7506201589 52543411123