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23034143717 = 131771857209
BaseRepresentation
bin10101011100111100…
…010010001111100101
32012110021210201221222
4111130330102033211
5334133220044332
614325353350125
71443543663644
oct253474221745
965407721858
1023034143717
1198501a0112
12456a108345
132231185250
14118725935b
158ec306712
hex55cf123e5

23034143717 has 4 divisors (see below), whose sum is σ = 24806000940. Its totient is φ = 21262286496.

The previous prime is 23034143711. The next prime is 23034143719. The reversal of 23034143717 is 71734143032.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12433588036 + 10600555681 = 111506^2 + 102959^2 .

It is a cyclic number.

It is not a de Polignac number, because 23034143717 - 26 = 23034143653 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 (23034143711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885928592 + ... + 885928617.

It is an arithmetic number, because the mean of its divisors is an integer number (6201500235).

Almost surely, 223034143717 is an apocalyptic number.

It is an amenable number.

23034143717 is a deficient number, since it is larger than the sum of its proper divisors (1771857223).

23034143717 is a wasteful number, since it uses less digits than its factorization.

23034143717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771857222.

The product of its (nonzero) digits is 42336, while the sum is 35.

Adding to 23034143717 its reverse (71734143032), we get a palindrome (94768286749).

The spelling of 23034143717 in words is "twenty-three billion, thirty-four million, one hundred forty-three thousand, seven hundred seventeen".

Divisors: 1 13 1771857209 23034143717