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230044111 = 1121901191
BaseRepresentation
bin11011011011000…
…11000111001111
3121000212110012021
431231203013033
5432342402421
634454351011
75462225353
oct1555430717
9530773167
10230044111
11108943600
126505b467
133887639b
14227a3463
15152e1341
hexdb631cf

230044111 has 6 divisors (see below), whose sum is σ = 252858536. Its totient is φ = 209130900.

The previous prime is 230044079. The next prime is 230044123. The reversal of 230044111 is 111440032.

It is not a de Polignac number, because 230044111 - 25 = 230044079 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 (230044511) 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 5 ways as a sum of consecutive naturals, for example, 950475 + ... + 950716.

Almost surely, 2230044111 is an apocalyptic number.

230044111 is a deficient number, since it is larger than the sum of its proper divisors (22814425).

230044111 is a wasteful number, since it uses less digits than its factorization.

230044111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901213 (or 1901202 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 230044111 is about 15167.2051149841. The cubic root of 230044111 is about 612.7317338334.

Adding to 230044111 its reverse (111440032), we get a palindrome (341484143).

The spelling of 230044111 in words is "two hundred thirty million, forty-four thousand, one hundred eleven".

Divisors: 1 11 121 1901191 20913101 230044111