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230246652 = 223234120347
BaseRepresentation
bin11011011100101…
…00100011111100
3121001020202000210
431232110203330
5432420343102
634502552420
75464031016
oct1556244374
9531222023
10230246652
11108a71799
1265138710
133891762c
14228171b6
151533136c
hexdb948fc

230246652 has 48 divisors (see below), whose sum is σ = 574301952. Its totient is φ = 71617920.

The previous prime is 230246609. The next prime is 230246683. The reversal of 230246652 is 256642032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1143 + ... + 21489.

It is an arithmetic number, because the mean of its divisors is an integer number (11964624).

Almost surely, 2230246652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230246652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287150976).

230246652 is an abundant number, since it is smaller than the sum of its proper divisors (344055300).

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

230246652 is a wasteful number, since it uses less digits than its factorization.

230246652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20418 (or 20416 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 230246652 is about 15173.8805847417. The cubic root of 230246652 is about 612.9115064479.

Adding to 230246652 its reverse (256642032), we get a palindrome (486888684).

The spelling of 230246652 in words is "two hundred thirty million, two hundred forty-six thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 23 41 46 69 82 92 123 138 164 246 276 492 943 1886 2829 3772 5658 11316 20347 40694 61041 81388 122082 244164 467981 834227 935962 1403943 1668454 1871924 2502681 2807886 3336908 5005362 5615772 10010724 19187221 38374442 57561663 76748884 115123326 230246652