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23040211110 = 23572191038009
BaseRepresentation
bin10101011101010011…
…011011100010100110
32012110201012222212020
4111131103123202212
5334141243223420
614330131404010
71443646364100
oct253523334246
965421188766
1023040211110
119853664694
124570153606
1322324cab17
141187d98570
158ecb04340
hex55d4db8a6

23040211110 has 192 divisors, whose sum is σ = 68375923200. Its totient is φ = 4940103168.

The previous prime is 23040211097. The next prime is 23040211111. The reversal of 23040211110 is 1111204032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 23040211110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23040211111) 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 95 ways as a sum of consecutive naturals, for example, 2872786 + ... + 2880794.

It is an arithmetic number, because the mean of its divisors is an integer number (356124600).

Almost surely, 223040211110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23040211110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34187961600).

23040211110 is an abundant number, since it is smaller than the sum of its proper divisors (45335712090).

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

23040211110 is a wasteful number, since it uses less digits than its factorization.

23040211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8155 (or 8148 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 23040211110 its reverse (1111204032), we get a palindrome (24151415142).

The spelling of 23040211110 in words is "twenty-three billion, forty million, two hundred eleven thousand, one hundred ten".