Base | Representation |
---|---|
bin | 110010010100011111001011… |
… | …110110110101010111100100 |
3 | 1002000121001022100120020000022 |
4 | 302110133023312311113210 |
5 | 213001421242200311322 |
6 | 2102404300300534312 |
7 | 64421064031562165 |
oct | 6224371366652744 |
9 | 1060531270506008 |
10 | 221310200010212 |
11 | 645751463a7185 |
12 | 209a3496251398 |
13 | 9664601916341 |
14 | 3c91683d7576c |
15 | 1a8bbbd565942 |
hex | c947cbdb55e4 |
221310200010212 has 6 divisors (see below), whose sum is σ = 387292850017878. Its totient is φ = 110655100005104.
The previous prime is 221310200010187. The next prime is 221310200010301. The reversal of 221310200010212 is 212010002013122.
It can be written as a sum of positive squares in only one way, i.e., 218304643818496 + 3005556191716 = 14775136^2 + 1733654^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27663775001273 + ... + 27663775001280.
It is an arithmetic number, because the mean of its divisors is an integer number (64548808336313).
Almost surely, 2221310200010212 is an apocalyptic number.
It is an amenable number.
221310200010212 is a deficient number, since it is larger than the sum of its proper divisors (165982650007666).
221310200010212 is a wasteful number, since it uses less digits than its factorization.
221310200010212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55327550002557 (or 55327550002555 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 221310200010212 its reverse (212010002013122), we get a palindrome (433320202023334).
The spelling of 221310200010212 in words is "two hundred twenty-one trillion, three hundred ten billion, two hundred million, ten thousand, two hundred twelve".
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