Base | Representation |
---|---|
bin | 1110010011001001110101… |
… | …01011101101010011111011 |
3 | 11010100001121002121001210020 |
4 | 13021210322223231103323 |
5 | 13110141203132012311 |
6 | 150513213143421523 |
7 | 6423533352633153 |
oct | 711447253552373 |
9 | 133301532531706 |
10 | 31444440110331 |
11 | a02356a761a56 |
12 | 363a1874548a3 |
13 | 1471275c634a1 |
14 | 7a9cc1b1d763 |
15 | 397e1e62dc06 |
hex | 1c993aaed4fb |
31444440110331 has 12 divisors (see below), whose sum is σ = 41986684135656. Its totient is φ = 20932621985280.
The previous prime is 31444440110297. The next prime is 31444440110353. The reversal of 31444440110331 is 13301104444413.
It is not a de Polignac number, because 31444440110331 - 210 = 31444440109307 is a prime.
It is a super-2 number, since 2×314444401103312 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31444440110292 and 31444440110301.
It is not an unprimeable number, because it can be changed into a prime (31444440110231) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9543366 + ... + 12408251.
It is an arithmetic number, because the mean of its divisors is an integer number (3498890344638).
Almost surely, 231444440110331 is an apocalyptic number.
31444440110331 is a deficient number, since it is larger than the sum of its proper divisors (10542244025325).
31444440110331 is an frugal number, since it uses more digits than its factorization.
31444440110331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21953002 (or 21952311 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 33.
Adding to 31444440110331 its reverse (13301104444413), we get a palindrome (44745544554744).
The spelling of 31444440110331 in words is "thirty-one trillion, four hundred forty-four billion, four hundred forty million, one hundred ten thousand, three hundred thirty-one".
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