Base | Representation |
---|---|
bin | 1110010011000010001010… |
… | …10010100111000101110101 |
3 | 11010022122222011201221121221 |
4 | 13021201011102213011311 |
5 | 13110104240204111313 |
6 | 150511252434110341 |
7 | 6423326342013361 |
oct | 711410522470565 |
9 | 133278864657557 |
10 | 31440323113333 |
11 | a0218478281a2 |
12 | 363941871b3b1 |
13 | 1470a6b0299a4 |
14 | 7a9a110322a1 |
15 | 397c7ce97c8d |
hex | 1c98454a7175 |
31440323113333 has 16 divisors (see below), whose sum is σ = 31518302175360. Its totient is φ = 31362459480000.
The previous prime is 31440323113327. The next prime is 31440323113391. The reversal of 31440323113333 is 33331132304413.
It is a cyclic number.
It is not a de Polignac number, because 31440323113333 - 25 = 31440323113301 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31440323113393) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3482144463 + ... + 3482153491.
It is an arithmetic number, because the mean of its divisors is an integer number (1969893885960).
Almost surely, 231440323113333 is an apocalyptic number.
It is an amenable number.
31440323113333 is a deficient number, since it is larger than the sum of its proper divisors (77979062027).
31440323113333 is a wasteful number, since it uses less digits than its factorization.
31440323113333 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14508.
The product of its (nonzero) digits is 69984, while the sum is 34.
Adding to 31440323113333 its reverse (33331132304413), we get a palindrome (64771455417746).
The spelling of 31440323113333 in words is "thirty-one trillion, four hundred forty billion, three hundred twenty-three million, one hundred thirteen thousand, three hundred thirty-three".
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