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23030202252 = 22319208148539
BaseRepresentation
bin10101011100101101…
…001111111110001100
32012110000101111021210
4111130231033332030
5334131212433002
614325133054420
71443465326541
oct253455177614
965400344253
1023030202252
119848a48902
124568927410
132230405215
141186910bc8
158ebcc896c
hex55cb4ff8c

23030202252 has 48 divisors (see below), whose sum is σ = 56593756800. Its totient is φ = 7269050880.

The previous prime is 23030202211. The next prime is 23030202259. The reversal of 23030202252 is 25220203032.

It is not an unprimeable number, because it can be changed into a prime (23030202259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450199 + ... + 498737.

It is an arithmetic number, because the mean of its divisors is an integer number (1179036600).

Almost surely, 223030202252 is an apocalyptic number.

It is an amenable number.

23030202252 is an abundant number, since it is smaller than the sum of its proper divisors (33563554548).

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

23030202252 is a wasteful number, since it uses less digits than its factorization.

23030202252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50646 (or 50644 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 23030202252 its reverse (25220203032), we get a palindrome (48250405284).

The spelling of 23030202252 in words is "twenty-three billion, thirty million, two hundred two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 2081 4162 6243 8324 12486 24972 39539 48539 79078 97078 118617 145617 158156 194156 237234 291234 474468 582468 922241 1844482 2766723 3688964 5533446 11066892 101009659 202019318 303028977 404038636 606057954 1212115908 1919183521 3838367042 5757550563 7676734084 11515101126 23030202252