Base | Representation |
---|---|
bin | 111011111011101… |
… | …1001100000111011 |
3 | 12012011001221122202 |
4 | 1313313121200323 |
5 | 13104304324011 |
6 | 531314540415 |
7 | 100556212133 |
oct | 16767314073 |
9 | 5164057582 |
10 | 2011011131 |
11 | 942188478 |
12 | 48159770b |
13 | 26083121c |
14 | 151123ac3 |
15 | bb83a23b |
hex | 77dd983b |
2011011131 has 8 divisors (see below), whose sum is σ = 2027256000. Its totient is φ = 1994803200.
The previous prime is 2011011109. The next prime is 2011011133. The reversal of 2011011131 is 1311101102.
It is a happy number.
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 2011011131 - 226 = 1943902267 is a prime.
It is a super-2 number, since 2×20110111312 = 8088331538011798322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2011011133) 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, 105806 + ... + 123356.
It is an arithmetic number, because the mean of its divisors is an integer number (253407000).
Almost surely, 22011011131 is an apocalyptic number.
2011011131 is a deficient number, since it is larger than the sum of its proper divisors (16244869).
2011011131 is a wasteful number, since it uses less digits than its factorization.
2011011131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18469.
The product of its (nonzero) digits is 6, while the sum is 11.
The square root of 2011011131 is about 44844.2987569212. The cubic root of 2011011131 is about 1262.2290121386.
Adding to 2011011131 its reverse (1311101102), we get a palindrome (3322112233).
The spelling of 2011011131 in words is "two billion, eleven million, eleven thousand, one hundred thirty-one".
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