Base | Representation |
---|---|
bin | 111011111111101… |
… | …1100111100000111 |
3 | 12012022001012122121 |
4 | 1313333130330013 |
5 | 13110324403221 |
6 | 531432110411 |
7 | 100613154154 |
oct | 16777347407 |
9 | 5168035577 |
10 | 2013122311 |
11 | 94339a652 |
12 | 482235407 |
13 | 2610c0145 |
14 | 15151322b |
15 | bbb05a41 |
hex | 77fdcf07 |
2013122311 has 8 divisors (see below), whose sum is σ = 2101132800. Its totient is φ = 1925152152.
The previous prime is 2013122281. The next prime is 2013122317. The reversal of 2013122311 is 1132213102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2013122311 - 215 = 2013089543 is a prime.
It is a super-2 number, since 2×20131223112 = 8105322878091961442, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2013122317) 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, 138990 + ... + 152788.
It is an arithmetic number, because the mean of its divisors is an integer number (262641600).
Almost surely, 22013122311 is an apocalyptic number.
2013122311 is a deficient number, since it is larger than the sum of its proper divisors (88010489).
2013122311 is a wasteful number, since it uses less digits than its factorization.
2013122311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20165.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 2013122311 is about 44867.8315834407. The cubic root of 2013122311 is about 1262.6705579592.
Adding to 2013122311 its reverse (1132213102), we get a palindrome (3145335413).
The spelling of 2013122311 in words is "two billion, thirteen million, one hundred twenty-two thousand, three hundred eleven".
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