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2013333311 = 111567116803
BaseRepresentation
bin111100000000001…
…0000011100111111
312012022102221002102
41320000100130333
513110403131221
6531440415315
7100615023263
oct17000203477
95168387072
102013333311
11943524130
1248231753b
132611651b2
1415156a0a3
15bbb4830b
hex7801073f

2013333311 has 8 divisors (see below), whose sum is σ = 2197784064. Its totient is φ = 1829119320.

The previous prime is 2013333277. The next prime is 2013333337. The reversal of 2013333311 is 1133333102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2013333311 is a prime.

It is a super-2 number, since 2×20133333112 = 8107022042364445442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013333811) 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, 41165 + ... + 75638.

It is an arithmetic number, because the mean of its divisors is an integer number (274723008).

Almost surely, 22013333311 is an apocalyptic number.

2013333311 is a deficient number, since it is larger than the sum of its proper divisors (184450753).

2013333311 is a wasteful number, since it uses less digits than its factorization.

2013333311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118381.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 2013333311 is about 44870.1828723708. The cubic root of 2013333311 is about 1262.7146708908.

Adding to 2013333311 its reverse (1133333102), we get a palindrome (3146666413).

It can be divided in two parts, 20 and 13333311, that added together give a palindrome (13333331).

The spelling of 2013333311 in words is "two billion, thirteen million, three hundred thirty-three thousand, three hundred eleven".

Divisors: 1 11 1567 17237 116803 1284833 183030301 2013333311