Base | Representation |
---|---|
bin | 101101100100010001110… |
… | …100000100011100001100 |
3 | 102002100111202212121001212 |
4 | 231210101310010130030 |
5 | 402300430441134012 |
6 | 10354302501353552 |
7 | 442142164006055 |
oct | 55442164043414 |
9 | 12070452777055 |
10 | 3131330021132 |
11 | aa7a98188425 |
12 | 426a581088b8 |
13 | 19938b121191 |
14 | ab7b2c9972c |
15 | 566be227b22 |
hex | 2d911d0470c |
3131330021132 has 24 divisors (see below), whose sum is σ = 5806433671920. Its totient is φ = 1472484316160.
The previous prime is 3131330021111. The next prime is 3131330021177. The reversal of 3131330021132 is 2311200331313.
It is a super-2 number, since 2×31313300211322 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3131330021098 and 3131330021107.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16824782 + ... + 17009877.
It is an arithmetic number, because the mean of its divisors is an integer number (241934736330).
Almost surely, 23131330021132 is an apocalyptic number.
It is an amenable number.
3131330021132 is a deficient number, since it is larger than the sum of its proper divisors (2675103650788).
3131330021132 is a wasteful number, since it uses less digits than its factorization.
3131330021132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33836041 (or 33836039 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 3131330021132 its reverse (2311200331313), we get a palindrome (5442530352445).
The spelling of 3131330021132 in words is "three trillion, one hundred thirty-one billion, three hundred thirty million, twenty-one thousand, one hundred thirty-two".
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