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23040230334 = 2311615722859
BaseRepresentation
bin10101011101010011…
…100000001110111110
32012110201020222020020
4111131103200032332
5334141244332314
614330132033010
71443646504122
oct253523401676
965421228206
1023040230334
119853678080
124570162766
1322325067b4
141187da1582
158ecb09da9
hex55d4e03be

23040230334 has 32 divisors (see below), whose sum is σ = 51093694080. Its totient is φ = 6867429600.

The previous prime is 23040230333. The next prime is 23040230383. The reversal of 23040230334 is 43303204032.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23040230333) 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 15 ways as a sum of consecutive naturals, for example, 2857404 + ... + 2865455.

It is an arithmetic number, because the mean of its divisors is an integer number (1596677940).

Almost surely, 223040230334 is an apocalyptic number.

23040230334 is an abundant number, since it is smaller than the sum of its proper divisors (28053463746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23040230334 is a wasteful number, since it uses less digits than its factorization.

23040230334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722936.

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 23040230334 its reverse (43303204032), we get a palindrome (66343434366).

The spelling of 23040230334 in words is "twenty-three billion, forty million, two hundred thirty thousand, three hundred thirty-four".

Divisors: 1 2 3 6 11 22 33 61 66 122 183 366 671 1342 2013 4026 5722859 11445718 17168577 34337154 62951449 125902898 188854347 349094399 377708694 698188798 1047283197 2094566394 3840038389 7680076778 11520115167 23040230334