Base | Representation |
---|---|
bin | 110000001101101001011110… |
… | …101000111110111001111100 |
3 | 1000210210012221112022020010200 |
4 | 300031221132220332321330 |
5 | 210243112331020031434 |
6 | 2030551420405003500 |
7 | 62443453021355421 |
oct | 6015513650767174 |
9 | 1023705845266120 |
10 | 212044123205244 |
11 | 61622453630330 |
12 | 1b9476a39b3590 |
13 | 91418a102c525 |
14 | 3a50dc1635d48 |
15 | 197ab4a957199 |
hex | c0da5ea3ee7c |
212044123205244 has 72 divisors (see below), whose sum is σ = 584736869808000. Its totient is φ = 64254790941600.
The previous prime is 212044123205197. The next prime is 212044123205261. The reversal of 212044123205244 is 442502321440212.
212044123205244 is a `hidden beast` number, since 2 + 1 + 2 + 0 + 4 + 4 + 123 + 2 + 0 + 524 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 212044123205199 and 212044123205208.
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, 21390649 + ... + 29692559.
It is an arithmetic number, because the mean of its divisors is an integer number (8121345414000).
Almost surely, 2212044123205244 is an apocalyptic number.
It is an amenable number.
212044123205244 is an abundant number, since it is smaller than the sum of its proper divisors (372692746602756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212044123205244 is a wasteful number, since it uses less digits than its factorization.
212044123205244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8366431 (or 8366426 counting only the distinct ones).
The product of its (nonzero) digits is 122880, while the sum is 36.
Adding to 212044123205244 its reverse (442502321440212), we get a palindrome (654546444645456).
The spelling of 212044123205244 in words is "two hundred twelve trillion, forty-four billion, one hundred twenty-three million, two hundred five thousand, two hundred forty-four".
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