Base | Representation |
---|---|
bin | 1011111101000110011000… |
… | …1100010111010111011111 |
3 | 1201112120202212120211111102 |
4 | 2333101212030113113133 |
5 | 3210324023444140411 |
6 | 43542225323543315 |
7 | 2524434236210366 |
oct | 277214614272737 |
9 | 51476685524442 |
10 | 13144314443231 |
11 | 42085219169a4 |
12 | 158355838ab3b |
13 | 7446713559aa |
14 | 33628c65a7dd |
15 | 17bda9041d3b |
hex | bf4663175df |
13144314443231 has 2 divisors, whose sum is σ = 13144314443232. Its totient is φ = 13144314443230.
The previous prime is 13144314443209. The next prime is 13144314443257. The reversal of 13144314443231 is 13234441344131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13144314443231 - 226 = 13144247334367 is a prime.
It is a super-2 number, since 2×131443144432312 (a number of 27 digits) contains 22 as substring.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13144314443431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6572157221615 + 6572157221616.
It is an arithmetic number, because the mean of its divisors is an integer number (6572157221616).
Almost surely, 213144314443231 is an apocalyptic number.
13144314443231 is a deficient number, since it is larger than the sum of its proper divisors (1).
13144314443231 is an equidigital number, since it uses as much as digits as its factorization.
13144314443231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 165888, while the sum is 38.
Adding to 13144314443231 its reverse (13234441344131), we get a palindrome (26378755787362).
The spelling of 13144314443231 in words is "thirteen trillion, one hundred forty-four billion, three hundred fourteen million, four hundred forty-three thousand, two hundred thirty-one".
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