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23232231230 = 2513238539109
BaseRepresentation
bin10101101000101111…
…111011011100111110
32012222002112121221112
4111220233323130332
5340034422344410
614401151202022
71451500464365
oct255057733476
965862477845
1023232231230
119941a971aa
124604516312
13226321cbb0
1411a56a07dc
1590e8d4105
hex568bfb73e

23232231230 has 64 divisors (see below), whose sum is σ = 47053077120. Its totient is φ = 8194576896.

The previous prime is 23232231223. The next prime is 23232231277. The reversal of 23232231230 is 3213223232.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23232231196 and 23232231205.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2545916 + ... + 2555024.

It is an arithmetic number, because the mean of its divisors is an integer number (735204330).

Almost surely, 223232231230 is an apocalyptic number.

23232231230 is an abundant number, since it is smaller than the sum of its proper divisors (23820845890).

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

23232231230 is a wasteful number, since it uses less digits than its factorization.

23232231230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10005.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 23232231230 its reverse (3213223232), we get a palindrome (26445454462).

The spelling of 23232231230 in words is "twenty-three billion, two hundred thirty-two million, two hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 13 23 26 46 65 115 130 230 299 598 853 1495 1706 2990 4265 8530 9109 11089 18218 19619 22178 39238 45545 55445 91090 98095 110890 118417 196190 209507 236834 255047 419014 510094 592085 1047535 1184170 1275235 2095070 2550470 2723591 5447182 7769977 13617955 15539954 27235910 38849885 77699770 101009701 178709471 202019402 357418942 505048505 893547355 1010097010 1787094710 2323223123 4646446246 11616115615 23232231230