Base | Representation |
---|---|
bin | 1011001101001100011111… |
… | …1111011111000011110000 |
3 | 1121121220111002012020002122 |
4 | 2303103013333133003300 |
5 | 3103333031301410300 |
6 | 42112200441133412 |
7 | 2411120555553050 |
oct | 263230777370360 |
9 | 47556432166078 |
10 | 12321321513200 |
11 | 3a20496861597 |
12 | 146bb5578a268 |
13 | 6b4b8492419b |
14 | 3084d8727560 |
15 | 16578c389c85 |
hex | b34c7fdf0f0 |
12321321513200 has 120 divisors (see below), whose sum is σ = 34469146431648. Its totient is φ = 4144746378240.
The previous prime is 12321321513167. The next prime is 12321321513217. The reversal of 12321321513200 is 231512312321.
It is a self number, because there is not a number n which added to its sum of digits gives 12321321513200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41365487 + ... + 41662286.
Almost surely, 212321321513200 is an apocalyptic number.
12321321513200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12321321513200 is an abundant number, since it is smaller than the sum of its proper divisors (22147824918448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12321321513200 is a wasteful number, since it uses less digits than its factorization.
12321321513200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83027851 (or 83027840 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 26.
Adding to 12321321513200 its reverse (231512312321), we get a palindrome (12552833825521).
The spelling of 12321321513200 in words is "twelve trillion, three hundred twenty-one billion, three hundred twenty-one million, five hundred thirteen thousand, two hundred".
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