Base | Representation |
---|---|
bin | 10110111011111110… |
… | …00100100011000111 |
3 | 1011210012101212000212 |
4 | 23131333010203013 |
5 | 200204420424111 |
6 | 5353532430035 |
7 | 614105153012 |
oct | 133577044307 |
9 | 34705355025 |
10 | 12314233031 |
11 | 524a0775a1 |
12 | 247801831b |
13 | 12132a6b29 |
14 | 84b658379 |
15 | 4c114198b |
hex | 2ddfc48c7 |
12314233031 has 2 divisors, whose sum is σ = 12314233032. Its totient is φ = 12314233030.
The previous prime is 12314233021. The next prime is 12314233111. The reversal of 12314233031 is 13033241321.
It is a weak prime.
It is an emirp because it is prime and its reverse (13033241321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12314233031 - 214 = 12314216647 is a prime.
It is a super-2 number, since 2×123142330312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12314232988 and 12314233006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12314233021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6157116515 + 6157116516.
It is an arithmetic number, because the mean of its divisors is an integer number (6157116516).
Almost surely, 212314233031 is an apocalyptic number.
12314233031 is a deficient number, since it is larger than the sum of its proper divisors (1).
12314233031 is an equidigital number, since it uses as much as digits as its factorization.
12314233031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 12314233031 its reverse (13033241321), we get a palindrome (25347474352).
The spelling of 12314233031 in words is "twelve billion, three hundred fourteen million, two hundred thirty-three thousand, thirty-one".
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