Base | Representation |
---|---|
bin | 1010100001001101011010… |
… | …00010100010010110011001 |
3 | 10000220022221012122002211221 |
4 | 11100212231002202112121 |
5 | 11012440401303343223 |
6 | 121110212355252041 |
7 | 4605116140664425 |
oct | 520465502422631 |
9 | 100808835562757 |
10 | 23131302012313 |
11 | 7408a25a54a80 |
12 | 27170022aa021 |
13 | cba370679341 |
14 | 59d7bd505b85 |
15 | 2a1a718c9b5d |
hex | 1509ad0a2599 |
23131302012313 has 32 divisors (see below), whose sum is σ = 25746249634560. Its totient is φ = 20604485472000.
The previous prime is 23131302012271. The next prime is 23131302012337. The reversal of 23131302012313 is 31321020313132.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23131302012313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23131302012713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207976548 + ... + 208087738.
It is an arithmetic number, because the mean of its divisors is an integer number (804570301080).
Almost surely, 223131302012313 is an apocalyptic number.
It is an amenable number.
23131302012313 is a deficient number, since it is larger than the sum of its proper divisors (2614947622247).
23131302012313 is a wasteful number, since it uses less digits than its factorization.
23131302012313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112449.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 23131302012313 its reverse (31321020313132), we get a palindrome (54452322325445).
The spelling of 23131302012313 in words is "twenty-three trillion, one hundred thirty-one billion, three hundred two million, twelve thousand, three hundred thirteen".
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