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230467819 = 1634093457
BaseRepresentation
bin11011011110010…
…10100011101011
3121001122222102011
431233022203223
5432444432234
634511420351
75465641561
oct1557124353
9531588364
10230467819
1110910297a
12652246b7
13389941ba
1422873a31
1515376b64
hexdbca8eb

230467819 has 8 divisors (see below), whose sum is σ = 232515920. Its totient is φ = 228427776.

The previous prime is 230467817. The next prime is 230467823. The reversal of 230467819 is 918764032.

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 230467819 - 21 = 230467817 is a prime.

It is a super-2 number, since 2×2304678192 = 106230831189233522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230467817) 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, 64939 + ... + 68395.

It is an arithmetic number, because the mean of its divisors is an integer number (29064490).

Almost surely, 2230467819 is an apocalyptic number.

230467819 is a deficient number, since it is larger than the sum of its proper divisors (2048101).

230467819 is a wasteful number, since it uses less digits than its factorization.

230467819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4029.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 230467819 is about 15181.1665889022. The cubic root of 230467819 is about 613.1076908697.

The spelling of 230467819 in words is "two hundred thirty million, four hundred sixty-seven thousand, eight hundred nineteen".

Divisors: 1 163 409 3457 66667 563491 1413913 230467819