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230523230 = 25717307631
BaseRepresentation
bin11011011110110…
…00000101011110
3121001202210102102
431233120011132
5433003220410
634512525102
75466262250
oct1557300536
9531683372
10230523230
11109140573
1265250792
13389b34a2
1422889cd0
15153882a5
hexdbd815e

230523230 has 64 divisors (see below), whose sum is σ = 504548352. Its totient is φ = 74027520.

The previous prime is 230523217. The next prime is 230523259. The reversal of 230523230 is 32325032.

230523230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

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, 365015 + ... + 365645.

It is an arithmetic number, because the mean of its divisors is an integer number (7883568).

Almost surely, 2230523230 is an apocalyptic number.

230523230 is an abundant number, since it is smaller than the sum of its proper divisors (274025122).

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

230523230 is a wasteful number, since it uses less digits than its factorization.

230523230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 230523230 is about 15182.9914707214. The cubic root of 230523230 is about 613.1568230914.

Adding to 230523230 its reverse (32325032), we get a palindrome (262848262).

The spelling of 230523230 in words is "two hundred thirty million, five hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 119 170 238 307 595 614 631 1190 1262 1535 2149 3070 3155 4298 4417 5219 6310 8834 10438 10727 10745 21454 21490 22085 26095 36533 44170 52190 53635 73066 75089 107270 150178 182665 193717 365330 375445 387434 750890 968585 1356019 1937170 2712038 3293189 6586378 6780095 13560190 16465945 23052323 32931890 46104646 115261615 230523230