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30233032230 = 2354129038467
BaseRepresentation
bin11100001010000001…
…110111011000100110
32220000222210011111110
4130022001313120212
5443404124012410
621515554445450
72120126351052
oct341201673046
986028704443
1030233032230
1111904838655
125a38b93886
132b0a7465ab
14166b388c62
15bbe30a720
hex70a077626

30233032230 has 64 divisors (see below), whose sum is σ = 74363401728. Its totient is φ = 7861866240.

The previous prime is 30233032213. The next prime is 30233032241. The reversal of 30233032230 is 3223033203.

It is a junction number, because it is equal to n+sod(n) for n = 30233032197 and 30233032206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3566457 + ... + 3574923.

It is an arithmetic number, because the mean of its divisors is an integer number (1161928152).

Almost surely, 230233032230 is an apocalyptic number.

30233032230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30233032230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37181700864).

30233032230 is an abundant number, since it is smaller than the sum of its proper divisors (44130369498).

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

30233032230 is a wasteful number, since it uses less digits than its factorization.

30233032230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11421.

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 30233032230 its reverse (3223033203), we get a palindrome (33456065433).

The spelling of 30233032230 in words is "thirty billion, two hundred thirty-three million, thirty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 2903 5806 8467 8709 14515 16934 17418 25401 29030 42335 43545 50802 84670 87090 119023 127005 238046 254010 347147 357069 595115 694294 714138 1041441 1190230 1735735 1785345 2082882 3471470 3570690 5207205 10414410 24579701 49159402 73739103 122898505 147478206 245797010 368695515 737391030 1007767741 2015535482 3023303223 5038838705 6046606446 10077677410 15116516115 30233032230