Base | Representation |
---|---|
bin | 1110000111011010110011… |
… | …01011001001111001001011 |
3 | 11001220111211220112101010002 |
4 | 13003231121223021321023 |
5 | 13032034421140230011 |
6 | 150004051242513215 |
7 | 6352440460112324 |
oct | 703553153117113 |
9 | 131814756471102 |
10 | 31041233133131 |
11 | 9988570951181 |
12 | 3593bba20580b |
13 | 14422390b2900 |
14 | 794591a7744b |
15 | 38c6c1409c3b |
hex | 1c3b59ac9e4b |
31041233133131 has 12 divisors (see below), whose sum is σ = 33628710288600. Its totient is φ = 28639794643200.
The previous prime is 31041233133103. The next prime is 31041233133167. The reversal of 31041233133131 is 13133133214013.
It is a happy number.
It is not a de Polignac number, because 31041233133131 - 26 = 31041233133067 is a prime.
It is a super-2 number, since 2×310412331331312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31041233133094 and 31041233133103.
It is not an unprimeable number, because it can be changed into a prime (31041233136131) 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, 43398470 + ... + 44107931.
It is an arithmetic number, because the mean of its divisors is an integer number (2802392524050).
Almost surely, 231041233133131 is an apocalyptic number.
31041233133131 is a deficient number, since it is larger than the sum of its proper divisors (2587477155469).
31041233133131 is a wasteful number, since it uses less digits than its factorization.
31041233133131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87508526 (or 87508513 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 29.
Adding to 31041233133131 its reverse (13133133214013), we get a palindrome (44174366347144).
The spelling of 31041233133131 in words is "thirty-one trillion, forty-one billion, two hundred thirty-three million, one hundred thirty-three thousand, one hundred thirty-one".
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