Base | Representation |
---|---|
bin | 11101001100010001… |
… | …100011111111001111 |
3 | 2222220110002200221000 |
4 | 131030101203333033 |
5 | 1003143134141333 |
6 | 22222140111343 |
7 | 2156513241513 |
oct | 351421437717 |
9 | 88813080830 |
10 | 31344443343 |
11 | 12325137234 |
12 | 60a9235553 |
13 | 2c56a911c5 |
14 | 1734c18143 |
15 | c36b97713 |
hex | 74c463fcf |
31344443343 has 32 divisors (see below), whose sum is σ = 47157811200. Its totient is φ = 20572423200.
The previous prime is 31344443287. The next prime is 31344443353. The reversal of 31344443343 is 34334444313.
31344443343 is a `hidden beast` number, since 313 + 4 + 4 + 4 + 4 + 334 + 3 = 666.
It is not a de Polignac number, because 31344443343 - 28 = 31344443087 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31344443298 and 31344443307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31344443353) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1366953 + ... + 1389693.
It is an arithmetic number, because the mean of its divisors is an integer number (1473681600).
Almost surely, 231344443343 is an apocalyptic number.
31344443343 is a deficient number, since it is larger than the sum of its proper divisors (15813367857).
31344443343 is a wasteful number, since it uses less digits than its factorization.
31344443343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23540 (or 23534 counting only the distinct ones).
The product of its digits is 248832, while the sum is 36.
Adding to 31344443343 its reverse (34334444313), we get a palindrome (65678887656).
The spelling of 31344443343 in words is "thirty-one billion, three hundred forty-four million, four hundred forty-three thousand, three hundred forty-three".
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