Base | Representation |
---|---|
bin | 1011010011111111011110… |
… | …0011010001100100100011 |
3 | 1122001001212102112211011021 |
4 | 2310333313203101210203 |
5 | 3112241143341310113 |
6 | 42241550544430311 |
7 | 2422423206455101 |
oct | 264776743214443 |
9 | 48031772484137 |
10 | 12438083541283 |
11 | 3a65a63998464 |
12 | 148a701018397 |
13 | 6c2ba203632a |
14 | 3100139dcc71 |
15 | 168822e4148d |
hex | b4ff78d1923 |
12438083541283 has 4 divisors (see below), whose sum is σ = 13092719517160. Its totient is φ = 11783447565408.
The previous prime is 12438083541241. The next prime is 12438083541287. The reversal of 12438083541283 is 38214538083421.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 12438083541283 - 237 = 12300644587811 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12438083541283.
It is not an unprimeable number, because it can be changed into a prime (12438083541287) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327317987910 + ... + 327317987947.
It is an arithmetic number, because the mean of its divisors is an integer number (3273179879290).
Almost surely, 212438083541283 is an apocalyptic number.
12438083541283 is a deficient number, since it is larger than the sum of its proper divisors (654635975877).
12438083541283 is an equidigital number, since it uses as much as digits as its factorization.
12438083541283 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 654635975876.
The product of its (nonzero) digits is 4423680, while the sum is 52.
The spelling of 12438083541283 in words is "twelve trillion, four hundred thirty-eight billion, eighty-three million, five hundred forty-one thousand, two hundred eighty-three".
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