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230034311 = 1319931313
BaseRepresentation
bin11011011011000…
…00101110000111
3121000211221202022
431231200232013
5432342044221
634454233355
75462154653
oct1555405607
9530757668
10230034311
11108937201
126505585b
1338871aa0
142279da63
15152dd4ab
hexdb60b87

230034311 has 8 divisors (see below), whose sum is σ = 260767920. Its totient is φ = 201163392.

The previous prime is 230034283. The next prime is 230034323. The reversal of 230034311 is 113430032.

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 230034311 - 222 = 225840007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230034311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230034011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465410 + ... + 465903.

It is an arithmetic number, because the mean of its divisors is an integer number (32595990).

Almost surely, 2230034311 is an apocalyptic number.

230034311 is a deficient number, since it is larger than the sum of its proper divisors (30733609).

230034311 is a wasteful number, since it uses less digits than its factorization.

230034311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931345.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230034311 is about 15166.8820460898. The cubic root of 230034311 is about 612.7230328119.

Adding to 230034311 its reverse (113430032), we get a palindrome (343464343).

The spelling of 230034311 in words is "two hundred thirty million, thirty-four thousand, three hundred eleven".

Divisors: 1 13 19 247 931313 12107069 17694947 230034311