Base | Representation |
---|---|
bin | 110000001110100111110001… |
… | …100010101011011110110100 |
3 | 1000211000121121010221222010110 |
4 | 300032213301202223132310 |
5 | 210300211323123004022 |
6 | 2031042242010423020 |
7 | 62451341422403421 |
oct | 6016476142533664 |
9 | 1024017533858113 |
10 | 212111012313012 |
11 | 61648858800a8a |
12 | 1b958650a31a70 |
13 | 9147ca0b07137 |
14 | 3a5432901ad48 |
15 | 197c762dbc00c |
hex | c0e9f18ab7b4 |
212111012313012 has 48 divisors (see below), whose sum is σ = 495356799450240. Its totient is φ = 70642090217472.
The previous prime is 212111012313007. The next prime is 212111012313047. The reversal of 212111012313012 is 210313210111212.
It is a self number, because there is not a number n which added to its sum of digits gives 212111012313012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304686064 + ... + 305381432.
It is an arithmetic number, because the mean of its divisors is an integer number (10319933321880).
Almost surely, 2212111012313012 is an apocalyptic number.
It is an amenable number.
212111012313012 is an abundant number, since it is smaller than the sum of its proper divisors (283245787137228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212111012313012 is a wasteful number, since it uses less digits than its factorization.
212111012313012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 717480 (or 717478 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 21.
Adding to 212111012313012 its reverse (210313210111212), we get a palindrome (422424222424224).
The spelling of 212111012313012 in words is "two hundred twelve trillion, one hundred eleven billion, twelve million, three hundred thirteen thousand, twelve".
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