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230263223 = 1946725951
BaseRepresentation
bin11011011100110…
…00100110110111
3121001021120202112
431232120212313
5432421410343
634503201235
75464130231
oct1556304667
9531246675
10230263223
11108a83193
126514621b
1338922038
142281d251
1515336218
hexdb989b7

230263223 has 8 divisors (see below), whose sum is σ = 242910720. Its totient is φ = 217668600.

The previous prime is 230263213. The next prime is 230263279. The reversal of 230263223 is 322362032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230263223 - 214 = 230246839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230263213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4103 + ... + 21848.

It is an arithmetic number, because the mean of its divisors is an integer number (30363840).

Almost surely, 2230263223 is an apocalyptic number.

230263223 is a deficient number, since it is larger than the sum of its proper divisors (12647497).

230263223 is a wasteful number, since it uses less digits than its factorization.

230263223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26437.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 230263223 is about 15174.4266119020. The cubic root of 230263223 is about 612.9262099740.

The spelling of 230263223 in words is "two hundred thirty million, two hundred sixty-three thousand, two hundred twenty-three".

Divisors: 1 19 467 8873 25951 493069 12119117 230263223