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230011045 = 5114182019
BaseRepresentation
bin11011011010110…
…11000010100101
3121000210202211121
431231123002211
5432340323140
634453533541
75462030065
oct1555330245
9530722747
10230011045
11108920780
12650442b1
1338864314
14227953a5
15152d664a
hexdb5b0a5

230011045 has 8 divisors (see below), whose sum is σ = 301105440. Its totient is φ = 167280720.

The previous prime is 230011039. The next prime is 230011049. The reversal of 230011045 is 540110032.

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

It is not a de Polignac number, because 230011045 - 25 = 230011013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230011049) 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, 2090955 + ... + 2091064.

It is an arithmetic number, because the mean of its divisors is an integer number (37638180).

Almost surely, 2230011045 is an apocalyptic number.

It is an amenable number.

230011045 is a deficient number, since it is larger than the sum of its proper divisors (71094395).

230011045 is a wasteful number, since it uses less digits than its factorization.

230011045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182035.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 230011045 is about 15166.1150265979. The cubic root of 230011045 is about 612.7023748867.

Adding to 230011045 its reverse (540110032), we get a palindrome (770121077).

The spelling of 230011045 in words is "two hundred thirty million, eleven thousand, forty-five".

Divisors: 1 5 11 55 4182019 20910095 46002209 230011045