Base | Representation |
---|---|
bin | 1001000011110111001… |
… | …10011010100110110010 |
3 | 1002202112211011021120212 |
4 | 10201323212122212302 |
5 | 20100031144011310 |
6 | 355003041504122 |
7 | 31330404334253 |
oct | 4417346324662 |
9 | 1082484137525 |
10 | 311311313330 |
11 | 110032136436 |
12 | 50401642042 |
13 | 234833b5614 |
14 | 110d34ccb2a |
15 | 8170744205 |
hex | 487b99a9b2 |
311311313330 has 32 divisors (see below), whose sum is σ = 578580254208. Its totient is φ = 120477657600.
The previous prime is 311311313329. The next prime is 311311313359. The reversal of 311311313330 is 33313113113.
It is a junction number, because it is equal to n+sod(n) for n = 311311313296 and 311311313305.
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, 1145474 + ... + 1390946.
It is an arithmetic number, because the mean of its divisors is an integer number (18080632944).
Almost surely, 2311311313330 is an apocalyptic number.
311311313330 is a deficient number, since it is larger than the sum of its proper divisors (267268940878).
311311313330 is a wasteful number, since it uses less digits than its factorization.
311311313330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249602.
The product of its (nonzero) digits is 729, while the sum is 23.
Adding to 311311313330 its reverse (33313113113), we get a palindrome (344624426443).
The spelling of 311311313330 in words is "three hundred eleven billion, three hundred eleven million, three hundred thirteen thousand, three hundred thirty".
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