Base | Representation |
---|---|
bin | 11101010001111011001… |
… | …110111101000110011110 |
3 | 21010100121120002222202200 |
4 | 131101323032331012132 |
5 | 230431301211244012 |
6 | 4140203535432330 |
7 | 265241005416426 |
oct | 35217316750636 |
9 | 7110546088680 |
10 | 2012112212382 |
11 | 706371985268 |
12 | 285b643856a6 |
13 | 117983a2724c |
14 | 6d55b35b486 |
15 | 375165163dc |
hex | 1d47b3bd19e |
2012112212382 has 48 divisors (see below), whose sum is σ = 4364345197680. Its totient is φ = 669970828800.
The previous prime is 2012112212381. The next prime is 2012112212389. The reversal of 2012112212382 is 2832122112102.
2012112212382 is a `hidden beast` number, since 201 + 2 + 1 + 1 + 221 + 238 + 2 = 666.
It is a super-4 number, since 4×20121122123824 (a number of 50 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012112212381) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66520782 + ... + 66551022.
It is an arithmetic number, because the mean of its divisors is an integer number (90923858285).
Almost surely, 22012112212382 is an apocalyptic number.
2012112212382 is an abundant number, since it is smaller than the sum of its proper divisors (2352232985298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012112212382 is a wasteful number, since it uses less digits than its factorization.
2012112212382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34169 (or 34166 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
Adding to 2012112212382 its reverse (2832122112102), we get a palindrome (4844234324484).
The spelling of 2012112212382 in words is "two trillion, twelve billion, one hundred twelve million, two hundred twelve thousand, three hundred eighty-two".
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