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230044011 = 31032293251
BaseRepresentation
bin11011011011000…
…11000101101011
3121000212110001120
431231203011223
5432342402021
634454350323
75462225151
oct1555430553
9530773046
10230044011
1110894351a
126505b3a3
1338876322
14227a33d1
15152e12c6
hexdb6316b

230044011 has 16 divisors (see below), whose sum is σ = 311151360. Its totient is φ = 151164000.

The previous prime is 230043967. The next prime is 230044013. The reversal of 230044011 is 110440032.

It is not a de Polignac number, because 230044011 - 214 = 230027627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230044013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69136 + ... + 72386.

It is an arithmetic number, because the mean of its divisors is an integer number (19446960).

Almost surely, 2230044011 is an apocalyptic number.

230044011 is a deficient number, since it is larger than the sum of its proper divisors (81107349).

230044011 is a wasteful number, since it uses less digits than its factorization.

230044011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3586.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 230044011 is about 15167.2018183975. The cubic root of 230044011 is about 612.7316450487.

Adding to 230044011 its reverse (110440032), we get a palindrome (340484043).

The spelling of 230044011 in words is "two hundred thirty million, forty-four thousand, eleven".

Divisors: 1 3 103 229 309 687 3251 9753 23587 70761 334853 744479 1004559 2233437 76681337 230044011