Base | Representation |
---|---|
bin | 11110101110111101000… |
… | …100011100101000011100 |
3 | 21110220102222111021001210 |
4 | 132232331010130220130 |
5 | 234100334224031022 |
6 | 4254123451104420 |
7 | 305405232212436 |
oct | 36567504345034 |
9 | 7426388437053 |
10 | 2112001002012 |
11 | 744770562370 |
12 | 2a13a0a42110 |
13 | 124212499725 |
14 | 7431570d656 |
15 | 39e10ad4a0c |
hex | 1ebbd11ca1c |
2112001002012 has 48 divisors (see below), whose sum is σ = 5376198667392. Its totient is φ = 639976956480.
The previous prime is 2112001001899. The next prime is 2112001002017. The reversal of 2112001002012 is 2102001002112.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112001002017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3529063 + ... + 4083905.
It is an arithmetic number, because the mean of its divisors is an integer number (112004138904).
Almost surely, 22112001002012 is an apocalyptic number.
2112001002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2112001002012 is an abundant number, since it is smaller than the sum of its proper divisors (3264197665380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112001002012 is a wasteful number, since it uses less digits than its factorization.
2112001002012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583698 (or 583696 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2112001002012 its reverse (2102001002112), we get a palindrome (4214002004124).
It can be divided in two parts, 211200100 and 2012, that added together give a palindrome (211202112).
The spelling of 2112001002012 in words is "two trillion, one hundred twelve billion, one million, two thousand, twelve".
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