Base | Representation |
---|---|
bin | 10110101110011111… |
… | …11000101001101111 |
3 | 1011111022201012012011 |
4 | 23113033320221233 |
5 | 144442001401424 |
6 | 5334414022051 |
7 | 611233330234 |
oct | 132717705157 |
9 | 34438635164 |
10 | 12201200239 |
11 | 51a1294368 |
12 | 24461a7927 |
13 | 11c5a4c217 |
14 | 83a63378b |
15 | 4b6265694 |
hex | 2d73f8a6f |
12201200239 has 2 divisors, whose sum is σ = 12201200240. Its totient is φ = 12201200238.
The previous prime is 12201200201. The next prime is 12201200243. The reversal of 12201200239 is 93200210221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12201200239 - 27 = 12201200111 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12201200269) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100600119 + 6100600120.
It is an arithmetic number, because the mean of its divisors is an integer number (6100600120).
Almost surely, 212201200239 is an apocalyptic number.
12201200239 is a deficient number, since it is larger than the sum of its proper divisors (1).
12201200239 is an equidigital number, since it uses as much as digits as its factorization.
12201200239 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 22.
The spelling of 12201200239 in words is "twelve billion, two hundred one million, two hundred thousand, two hundred thirty-nine".
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