Base | Representation |
---|---|
bin | 10001101000111110100… |
… | …011100111111001100010 |
3 | 11021212222102011220002212 |
4 | 101220332203213321202 |
5 | 124330121424201310 |
6 | 2324520234242122 |
7 | 153403124365034 |
oct | 21507643477142 |
9 | 4255872156085 |
10 | 1212230303330 |
11 | 428116448aa2 |
12 | 176b31586342 |
13 | 8a40b386897 |
14 | 4295a975c54 |
15 | 217ed79e205 |
hex | 11a3e8e7e62 |
1212230303330 has 32 divisors (see below), whose sum is σ = 2185766910000. Its totient is φ = 484058615040.
The previous prime is 1212230303299. The next prime is 1212230303353. The reversal of 1212230303330 is 333030322121.
It can be written as a sum of positive squares in 8 ways, for example, as 865110192769 + 347120110561 = 930113^2 + 589169^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1212230303296 and 1212230303305.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31264796 + ... + 31303544.
Almost surely, 21212230303330 is an apocalyptic number.
1212230303330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212230303330 is a deficient number, since it is larger than the sum of its proper divisors (973536606670).
1212230303330 is a wasteful number, since it uses less digits than its factorization.
1212230303330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44054.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 1212230303330 its reverse (333030322121), we get a palindrome (1545260625451).
The spelling of 1212230303330 in words is "one trillion, two hundred twelve billion, two hundred thirty million, three hundred three thousand, three hundred thirty".
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