Base | Representation |
---|---|
bin | 1001000101011000110… |
… | …10101001110001101010 |
3 | 1002211122220020210100220 |
4 | 10202230122221301222 |
5 | 20103220330011242 |
6 | 355220215510510 |
7 | 31356610613322 |
oct | 4425432516152 |
9 | 1084586223326 |
10 | 312130313322 |
11 | 110412474233 |
12 | 505ab988436 |
13 | 23583c8b6b9 |
14 | 111701a2282 |
15 | 81bc5c0bec |
hex | 48ac6a9c6a |
312130313322 has 32 divisors (see below), whose sum is σ = 661147417152. Its totient is φ = 97898705664.
The previous prime is 312130313317. The next prime is 312130313323. The reversal of 312130313322 is 223313031213.
It is a junction number, because it is equal to n+sod(n) for n = 312130313292 and 312130313301.
It is not an unprimeable number, because it can be changed into a prime (312130313323) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28053 + ... + 790599.
It is an arithmetic number, because the mean of its divisors is an integer number (20660856786).
Almost surely, 2312130313322 is an apocalyptic number.
312130313322 is an abundant number, since it is smaller than the sum of its proper divisors (349017103830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312130313322 is a wasteful number, since it uses less digits than its factorization.
312130313322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 766582.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 312130313322 its reverse (223313031213), we get a palindrome (535443344535).
The spelling of 312130313322 in words is "three hundred twelve billion, one hundred thirty million, three hundred thirteen thousand, three hundred twenty-two".
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