Base | Representation |
---|---|
bin | 11000101111011000… |
… | …11111101111100101 |
3 | 1021021200020222100012 |
4 | 30113230133233211 |
5 | 204200301122323 |
6 | 10034000500005 |
7 | 650102616215 |
oct | 142754375745 |
9 | 37250228305 |
10 | 13282442213 |
11 | 56a6657477 |
12 | 26a831a605 |
13 | 1338a62b81 |
14 | 90008c245 |
15 | 52b143678 |
hex | 317b1fbe5 |
13282442213 has 2 divisors, whose sum is σ = 13282442214. Its totient is φ = 13282442212.
The previous prime is 13282442189. The next prime is 13282442267. The reversal of 13282442213 is 31224428231.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13238113249 + 44328964 = 115057^2 + 6658^2 .
It is an emirp because it is prime and its reverse (31224428231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13282442213 - 218 = 13282180069 is a prime.
It is a super-2 number, since 2×132824422132 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 13282442213.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13282442713) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6641221106 + 6641221107.
It is an arithmetic number, because the mean of its divisors is an integer number (6641221107).
Almost surely, 213282442213 is an apocalyptic number.
It is an amenable number.
13282442213 is a deficient number, since it is larger than the sum of its proper divisors (1).
13282442213 is an equidigital number, since it uses as much as digits as its factorization.
13282442213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18432, while the sum is 32.
The spelling of 13282442213 in words is "thirteen billion, two hundred eighty-two million, four hundred forty-two thousand, two hundred thirteen".
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