Base | Representation |
---|---|
bin | 10001110011000010010… |
… | …011001001110101011100 |
3 | 11022220212002200101111222 |
4 | 101303002103021311130 |
5 | 130014231302403423 |
6 | 2333504044232512 |
7 | 154234556555534 |
oct | 21630223116534 |
9 | 4286762611458 |
10 | 1223030512988 |
11 | 4317589273a9 |
12 | 17904653b738 |
13 | 8b43ca9b49b |
14 | 432a30ba4c4 |
15 | 21c31a263c8 |
hex | 11cc24c9d5c |
1223030512988 has 12 divisors (see below), whose sum is σ = 2159244136560. Its totient is φ = 606103616832.
The previous prime is 1223030512969. The next prime is 1223030512997. The reversal of 1223030512988 is 8892150303221.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352909408 + ... + 1352910311.
It is an arithmetic number, because the mean of its divisors is an integer number (179937011380).
Almost surely, 21223030512988 is an apocalyptic number.
It is an amenable number.
1223030512988 is a deficient number, since it is larger than the sum of its proper divisors (936213623572).
1223030512988 is a wasteful number, since it uses less digits than its factorization.
1223030512988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2705819836 (or 2705819834 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 44.
The spelling of 1223030512988 in words is "one trillion, two hundred twenty-three billion, thirty million, five hundred twelve thousand, nine hundred eighty-eight".
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