Base | Representation |
---|---|
bin | 11101010010000001001… |
… | …100011101000001101101 |
3 | 21010100212112021220110000 |
4 | 131102001030131001231 |
5 | 230432002312020023 |
6 | 4140221511134513 |
7 | 265243331443032 |
oct | 35220114350155 |
9 | 7110775256400 |
10 | 2012212220013 |
11 | 7064133814a6 |
12 | 285b91974439 |
13 | 11799b671368 |
14 | 6d56a751389 |
15 | 375201bd243 |
hex | 1d48131d06d |
2012212220013 has 40 divisors (see below), whose sum is σ = 3035670837056. Its totient is φ = 1328192510400.
The previous prime is 2012212219991. The next prime is 2012212220017. The reversal of 2012212220013 is 3100222122102.
It is not a de Polignac number, because 2012212220013 - 232 = 2007917252717 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2012212220017) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 49044678 + ... + 49085688.
Almost surely, 22012212220013 is an apocalyptic number.
It is an amenable number.
2012212220013 is a deficient number, since it is larger than the sum of its proper divisors (1023458617043).
2012212220013 is a wasteful number, since it uses less digits than its factorization.
2012212220013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47007 (or 46998 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 2012212220013 its reverse (3100222122102), we get a palindrome (5112434342115).
The spelling of 2012212220013 in words is "two trillion, twelve billion, two hundred twelve million, two hundred twenty thousand, thirteen".
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