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2013230011 = 13415636709
BaseRepresentation
bin111011111111111…
…0111001110111011
312012022020200101111
41313333313032323
513110341330021
6531434301151
7100614113152
oct16777671673
95168220344
102013230011
11943463561
124822877b7
1326112a180
14151540599
15bbb278e1
hex77ff73bb

2013230011 has 16 divisors (see below), whose sum is σ = 2225250720. Its totient is φ = 1809550080.

The previous prime is 2013229979. The next prime is 2013230041. The reversal of 2013230011 is 1100323102.

It is not a de Polignac number, because 2013230011 - 25 = 2013229979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013229973 and 2013230000.

It is not an unprimeable number, because it can be changed into a prime (2013230041) 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, 296725 + ... + 303433.

It is an arithmetic number, because the mean of its divisors is an integer number (139078170).

Almost surely, 22013230011 is an apocalyptic number.

2013230011 is a deficient number, since it is larger than the sum of its proper divisors (212020709).

2013230011 is a wasteful number, since it uses less digits than its factorization.

2013230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7326.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2013230011 is about 44869.0317591098. The cubic root of 2013230011 is about 1262.6930747554.

Adding to 2013230011 its reverse (1100323102), we get a palindrome (3113553113).

The spelling of 2013230011 in words is "two billion, thirteen million, two hundred thirty thousand, eleven".

Divisors: 1 13 41 533 563 6709 7319 23083 87217 275069 300079 3575897 3777167 49103171 154863847 2013230011