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52042023143 = 1117997279137
BaseRepresentation
bin110000011101111100…
…100100000011100111
311222022220020200202122
4300131330210003213
51323040224220033
635524025100155
73521435616665
oct603574440347
9158286220678
1052042023143
1120086402290
12a10492765b
134ba4b3b746
142739a07c35
151548ca8a98
hexc1df240e7

52042023143 has 16 divisors (see below), whose sum is σ = 60173220384. Its totient is φ = 44483112960.

The previous prime is 52042023119. The next prime is 52042023221. The reversal of 52042023143 is 34132024025.

52042023143 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 52042023143 - 214 = 52042006759 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 (52042023113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46871 + ... + 326007.

It is an arithmetic number, because the mean of its divisors is an integer number (3760826274).

Almost surely, 252042023143 is an apocalyptic number.

52042023143 is a deficient number, since it is larger than the sum of its proper divisors (8131197241).

52042023143 is a wasteful number, since it uses less digits than its factorization.

52042023143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280162.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 52042023143 its reverse (34132024025), we get a palindrome (86174047168).

The spelling of 52042023143 in words is "fifty-two billion, forty-two million, twenty-three thousand, one hundred forty-three".

Divisors: 1 11 17 187 997 10967 16949 186439 279137 3070507 4745329 52198619 278299589 3061295479 4731093013 52042023143