Base | Representation |
---|---|
bin | 11101110101100001010111… |
… | …000011010000110001100010 |
3 | 122012121122010002212120110020 |
4 | 131311201113003100301202 |
5 | 114144412211113102242 |
6 | 1143030122243214310 |
7 | 36432266113366062 |
oct | 3565412703206142 |
9 | 565548102776406 |
10 | 131221301300322 |
11 | 388a1706719552 |
12 | 12873698377396 |
13 | 582b1670195bc |
14 | 245920574b3a2 |
15 | 102857939a6ec |
hex | 7758570d0c62 |
131221301300322 has 8 divisors (see below), whose sum is σ = 262442602600656. Its totient is φ = 43740433766772.
The previous prime is 131221301300321. The next prime is 131221301300329. The reversal of 131221301300322 is 223003103122131.
It is a sphenic number, since it is the product of 3 distinct primes.
131221301300322 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 131221301300292 and 131221301300301.
It is not an unprimeable number, because it can be changed into a prime (131221301300321) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10935108441688 + ... + 10935108441699.
It is an arithmetic number, because the mean of its divisors is an integer number (32805325325082).
Almost surely, 2131221301300322 is an apocalyptic number.
131221301300322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131221301300322 is a wasteful number, since it uses less digits than its factorization.
131221301300322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21870216883392.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 131221301300322 its reverse (223003103122131), we get a palindrome (354224404422453).
The spelling of 131221301300322 in words is "one hundred thirty-one trillion, two hundred twenty-one billion, three hundred one million, three hundred thousand, three hundred twenty-two".
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