Base | Representation |
---|---|
bin | 10110101110110001… |
… | …01010111011110101 |
3 | 1011111111001012110112 |
4 | 23113120222323311 |
5 | 144443044101344 |
6 | 5334535232405 |
7 | 611262031652 |
oct | 132730527365 |
9 | 34444035415 |
10 | 12203503349 |
11 | 51a2617764 |
12 | 2446b18705 |
13 | 11c63775cb |
14 | 83aa72c29 |
15 | 4b656cc9e |
hex | 2d762aef5 |
12203503349 has 2 divisors, whose sum is σ = 12203503350. Its totient is φ = 12203503348.
The previous prime is 12203503327. The next prime is 12203503387. The reversal of 12203503349 is 94330530221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11123920900 + 1079582449 = 105470^2 + 32857^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12203503349 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12203500349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101751674 + 6101751675.
It is an arithmetic number, because the mean of its divisors is an integer number (6101751675).
Almost surely, 212203503349 is an apocalyptic number.
It is an amenable number.
12203503349 is a deficient number, since it is larger than the sum of its proper divisors (1).
12203503349 is an equidigital number, since it uses as much as digits as its factorization.
12203503349 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 19440, while the sum is 32.
The spelling of 12203503349 in words is "twelve billion, two hundred three million, five hundred three thousand, three hundred forty-nine".
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