Base | Representation |
---|---|
bin | 110100100110010100111100… |
… | …001100000011010010011100 |
3 | 1010100002010221210011201221020 |
4 | 310212110330030003102130 |
5 | 220310121413242301022 |
6 | 2140000322050404140 |
7 | 66504126433265610 |
oct | 6446247414032234 |
9 | 1110063853151836 |
10 | 231332243322012 |
11 | 677894a9599658 |
12 | 21b418a4290650 |
13 | 9c106c9879911 |
14 | 411a77c8bb340 |
15 | 1bb27387e035c |
hex | d2653c30349c |
231332243322012 has 48 divisors (see below), whose sum is σ = 616891487089920. Its totient is φ = 66094336852992.
The previous prime is 231332243321989. The next prime is 231332243322023. The reversal of 231332243322012 is 210223342233132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2774962 + ... + 21687897.
It is an arithmetic number, because the mean of its divisors is an integer number (12851905981040).
Almost surely, 2231332243322012 is an apocalyptic number.
It is an amenable number.
231332243322012 is an abundant number, since it is smaller than the sum of its proper divisors (385559243767908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231332243322012 is a wasteful number, since it uses less digits than its factorization.
231332243322012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24575450 (or 24575448 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 33.
Adding to 231332243322012 its reverse (210223342233132), we get a palindrome (441555585555144).
The spelling of 231332243322012 in words is "two hundred thirty-one trillion, three hundred thirty-two billion, two hundred forty-three million, three hundred twenty-two thousand, twelve".
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