Base | Representation |
---|---|
bin | 101101100100001010001… |
… | …100001000101100111001 |
3 | 102002100011212012011011012 |
4 | 231210022030020230321 |
5 | 402300200220043223 |
6 | 10354242052043305 |
7 | 442136051545052 |
oct | 55441214105471 |
9 | 12070155164135 |
10 | 3131202112313 |
11 | aa7a31a64660 |
12 | 426a21303535 |
13 | 19936a7884a2 |
14 | ab79dcc1729 |
15 | 566b2dadc78 |
hex | 2d90a308b39 |
3131202112313 has 8 divisors (see below), whose sum is σ = 3421169232096. Its totient is φ = 2842120389600.
The previous prime is 3131202112303. The next prime is 3131202112351. The reversal of 3131202112313 is 3132112021313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3131202112313 - 28 = 3131202112057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3131202112303) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221341868 + ... + 221356013.
It is an arithmetic number, because the mean of its divisors is an integer number (427646154012).
Almost surely, 23131202112313 is an apocalyptic number.
It is an amenable number.
3131202112313 is a deficient number, since it is larger than the sum of its proper divisors (289967119783).
3131202112313 is a wasteful number, since it uses less digits than its factorization.
3131202112313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 442698535.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 3131202112313 its reverse (3132112021313), we get a palindrome (6263314133626).
The spelling of 3131202112313 in words is "three trillion, one hundred thirty-one billion, two hundred two million, one hundred twelve thousand, three hundred thirteen".
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