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23223110013 = 3229167677787
BaseRepresentation
bin10101101000001101…
…001000100101111101
32012221110101012222200
4111220031020211331
5340030104010023
614400223502113
71451330115045
oct255015104575
965843335880
1023223110013
119937927304
124601457939
13226137831c
1411a43a8725
1590dbd1743
hex56834897d

23223110013 has 48 divisors (see below), whose sum is σ = 35004977280. Its totient is φ = 14817898368.

The previous prime is 23223109999. The next prime is 23223110023. The reversal of 23223110013 is 31001132232.

It is a de Polignac number, because none of the positive numbers 2k-23223110013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223110023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29508006 + ... + 29508792.

It is an arithmetic number, because the mean of its divisors is an integer number (729270360).

Almost surely, 223223110013 is an apocalyptic number.

It is an amenable number.

23223110013 is a deficient number, since it is larger than the sum of its proper divisors (11781867267).

23223110013 is a wasteful number, since it uses less digits than its factorization.

23223110013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1663 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 23223110013 its reverse (31001132232), we get a palindrome (54224242245).

The spelling of 23223110013 in words is "twenty-three billion, two hundred twenty-three million, one hundred ten thousand, thirteen".

Divisors: 1 3 9 29 87 167 261 501 677 787 1503 2031 2361 4843 6093 7083 14529 19633 22823 43587 58899 68469 113059 131429 176697 205407 339177 394287 532799 1017531 1182861 1598397 3278711 3811441 4795191 9836133 11434323 15451171 29508399 34302969 46353513 88977433 139060539 266932299 800796897 2580345557 7741036671 23223110013