Base | Representation |
---|---|
bin | 10001100111001000110… |
… | …010010100011010110101 |
3 | 11021200212201020211221120 |
4 | 101213020302110122311 |
5 | 124312100114203323 |
6 | 2323552212534153 |
7 | 153303143016603 |
oct | 21471062243265 |
9 | 4250781224846 |
10 | 1210254444213 |
11 | 4272a209a881 |
12 | 17667b921359 |
13 | 8a184c12689 |
14 | 428103a2873 |
15 | 217350a95e3 |
hex | 119c8c946b5 |
1210254444213 has 16 divisors (see below), whose sum is σ = 1738105121280. Its totient is φ = 746595151344.
The previous prime is 1210254444197. The next prime is 1210254444241. The reversal of 1210254444213 is 3124444520121.
It is not a de Polignac number, because 1210254444213 - 24 = 1210254444197 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1210254444013) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 246887481 + ... + 246892382.
It is an arithmetic number, because the mean of its divisors is an integer number (108631570080).
Almost surely, 21210254444213 is an apocalyptic number.
It is an amenable number.
1210254444213 is a deficient number, since it is larger than the sum of its proper divisors (527850677067).
1210254444213 is a wasteful number, since it uses less digits than its factorization.
1210254444213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493779928.
The product of its (nonzero) digits is 30720, while the sum is 33.
Adding to 1210254444213 its reverse (3124444520121), we get a palindrome (4334698964334).
The spelling of 1210254444213 in words is "one trillion, two hundred ten billion, two hundred fifty-four million, four hundred forty-four thousand, two hundred thirteen".
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