Base | Representation |
---|---|
bin | 1100010110111111101… |
… | …0100011111110110100 |
3 | 202022001201021102012201 |
4 | 3011233322203332310 |
5 | 11434323220121322 |
6 | 241313222354244 |
7 | 21224521615153 |
oct | 3055772437664 |
9 | 668051242181 |
10 | 212331020212 |
11 | 8205a3641a3 |
12 | 3519928b984 |
13 | 1703ac22c3c |
14 | a3c3a6959a |
15 | 57cacced27 |
hex | 316fea3fb4 |
212331020212 has 12 divisors (see below), whose sum is σ = 371932841056. Its totient is φ = 106064494200.
The previous prime is 212331020203. The next prime is 212331020227. The reversal of 212331020212 is 212020133212.
It is a self number, because there is not a number n which added to its sum of digits gives 212331020212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25249248 + ... + 25257655.
Almost surely, 2212331020212 is an apocalyptic number.
It is an amenable number.
212331020212 is a deficient number, since it is larger than the sum of its proper divisors (159601820844).
212331020212 is a wasteful number, since it uses less digits than its factorization.
212331020212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50507958 (or 50507956 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 212331020212 its reverse (212020133212), we get a palindrome (424351153424).
The spelling of 212331020212 in words is "two hundred twelve billion, three hundred thirty-one million, twenty thousand, two hundred twelve".
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