Base | Representation |
---|---|
bin | 111011111111101… |
… | …1010001101001000 |
3 | 12012022000122021211 |
4 | 1313333122031020 |
5 | 13110324023422 |
6 | 531431542504 |
7 | 100613106415 |
oct | 16777321510 |
9 | 5168018254 |
10 | 2013111112 |
11 | 9433921a1 |
12 | 48222aa34 |
13 | 2610b800c |
14 | 15150d10c |
15 | bbb02577 |
hex | 77fda348 |
2013111112 has 16 divisors (see below), whose sum is σ = 3776015340. Its totient is φ = 1006173696.
The previous prime is 2013111103. The next prime is 2013111119. The reversal of 2013111112 is 2111113102.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1878875716 + 134235396 = 43346^2 + 11586^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2013111092 and 2013111101.
It is not an unprimeable number, because it can be changed into a prime (2013111119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24673 + ... + 68080.
Almost surely, 22013111112 is an apocalyptic number.
It is an amenable number.
2013111112 is a deficient number, since it is larger than the sum of its proper divisors (1762904228).
2013111112 is a wasteful number, since it uses less digits than its factorization.
2013111112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95472 (or 95468 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 13.
The square root of 2013111112 is about 44867.7067833871. The cubic root of 2013111112 is about 1262.6682165427.
Adding to 2013111112 its reverse (2111113102), we get a palindrome (4124224214).
The spelling of 2013111112 in words is "two billion, thirteen million, one hundred eleven thousand, one hundred twelve".
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