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230233412 = 22197733919
BaseRepresentation
bin11011011100100…
…01010101000100
3121001020001212102
431232101111010
5432414432122
634502411232
75463644303
oct1556212504
9531201772
10230233412
11108a62852
1265130b18
13389115b6
142281243a
151532c492
hexdb91544

230233412 has 24 divisors (see below), whose sum is σ = 424771200. Its totient is φ = 108889056.

The previous prime is 230233411. The next prime is 230233429. The reversal of 230233412 is 214332032.

It is not an unprimeable number, because it can be changed into a prime (230233411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56789 + ... + 60707.

It is an arithmetic number, because the mean of its divisors is an integer number (17698800).

Almost surely, 2230233412 is an apocalyptic number.

It is an amenable number.

230233412 is a deficient number, since it is larger than the sum of its proper divisors (194537788).

230233412 is a wasteful number, since it uses less digits than its factorization.

230233412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715 (or 4713 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 230233412 is about 15173.4443024648. Note that the first 3 decimals coincide. The cubic root of 230233412 is about 612.8997580268.

Adding to 230233412 its reverse (214332032), we get a palindrome (444565444).

The spelling of 230233412 in words is "two hundred thirty million, two hundred thirty-three thousand, four hundred twelve".

Divisors: 1 2 4 19 38 76 773 1546 3092 3919 7838 14687 15676 29374 58748 74461 148922 297844 3029387 6058774 12117548 57558353 115116706 230233412