Base | Representation |
---|---|
bin | 110111011011110100111111… |
… | …100101000000100111000000 |
3 | 1011222020112000122101011122010 |
4 | 313123310333211000213000 |
5 | 223423444401104130442 |
6 | 2222310230145012520 |
7 | 102232215223221600 |
oct | 6733647745004700 |
9 | 1158215018334563 |
10 | 243804885223872 |
11 | 70758086801895 |
12 | 2341702a924140 |
13 | a6069184764cb |
14 | 442c3100a2c00 |
15 | 1d2bdd0625b9c |
hex | ddbd3f9409c0 |
243804885223872 has 168 divisors, whose sum is σ = 752395933057296. Its totient is φ = 69471785521152.
The previous prime is 243804885223859. The next prime is 243804885223927. The reversal of 243804885223872 is 278322588408342.
It is a tau number, because it is divible by the number of its divisors (168).
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, 31228933 + ... + 38247300.
Almost surely, 2243804885223872 is an apocalyptic number.
It is an amenable number.
243804885223872 is an abundant number, since it is smaller than the sum of its proper divisors (508591047833424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243804885223872 is a wasteful number, since it uses less digits than its factorization.
243804885223872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69476635 (or 69476618 counting only the distinct ones).
The product of its (nonzero) digits is 330301440, while the sum is 66.
The spelling of 243804885223872 in words is "two hundred forty-three trillion, eight hundred four billion, eight hundred eighty-five million, two hundred twenty-three thousand, eight hundred seventy-two".
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