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230245326 = 232291972239
BaseRepresentation
bin11011011100101…
…00001111001110
3121001020200012200
431232110033032
5432420322301
634502542330
75464024113
oct1556241716
9531220180
10230245326
11108a707a3
12651379a6
1338916b4c
142281690a
1515330c86
hexdb943ce

230245326 has 48 divisors (see below), whose sum is σ = 518918400. Its totient is φ = 73692864.

The previous prime is 230245319. The next prime is 230245361. The reversal of 230245326 is 623542032.

It is a self number, because there is not a number n which added to its sum of digits gives 230245326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101715 + ... + 103953.

It is an arithmetic number, because the mean of its divisors is an integer number (10810800).

Almost surely, 2230245326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230245326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259459200).

230245326 is an abundant number, since it is smaller than the sum of its proper divisors (288673074).

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

230245326 is a wasteful number, since it uses less digits than its factorization.

230245326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473 (or 2470 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 230245326 is about 15173.8368911755. The cubic root of 230245326 is about 612.9103298514.

Adding to 230245326 its reverse (623542032), we get a palindrome (853787358).

The spelling of 230245326 in words is "two hundred thirty million, two hundred forty-five thousand, three hundred twenty-six".

Divisors: 1 2 3 6 9 18 29 58 87 174 197 261 394 522 591 1182 1773 2239 3546 4478 5713 6717 11426 13434 17139 20151 34278 40302 51417 64931 102834 129862 194793 389586 441083 584379 882166 1168758 1323249 2646498 3969747 7939494 12791407 25582814 38374221 76748442 115122663 230245326