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23030111230 = 2572411146347
BaseRepresentation
bin10101011100101100…
…111001101111111110
32012110000012212102121
4111130230321233332
5334131202024410
614325131113154
71443464500300
oct253454715776
965400185377
1023030111230
119848996485
1245688a27ba
1322303a2969
1411868c9970
158ebcab9da
hex55cb39bfe

23030111230 has 48 divisors (see below), whose sum is σ = 49398428016. Its totient is φ = 7703445120.

The previous prime is 23030111213. The next prime is 23030111231. The reversal of 23030111230 is 3211103032.

23030111230 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×230301112303 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030111231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 553084 + ... + 593263.

It is an arithmetic number, because the mean of its divisors is an integer number (1029133917).

Almost surely, 223030111230 is an apocalyptic number.

23030111230 is an abundant number, since it is smaller than the sum of its proper divisors (26368316786).

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

23030111230 is a wasteful number, since it uses less digits than its factorization.

23030111230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146409 (or 1146402 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23030111230 its reverse (3211103032), we get a palindrome (26241214262).

The spelling of 23030111230 in words is "twenty-three billion, thirty million, one hundred eleven thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 41 49 70 82 98 205 245 287 410 490 574 1435 2009 2870 4018 10045 20090 1146347 2292694 5731735 8024429 11463470 16048858 40122145 47000227 56171003 80244290 94000454 112342006 235001135 280855015 329001589 470002270 561710030 658003178 1645007945 2303011123 3290015890 4606022246 11515055615 23030111230