Base | Representation |
---|---|
bin | 1001000100000110101… |
… | …01100110001101001000 |
3 | 1002202212212102020202211 |
4 | 10202003111212031020 |
5 | 20100312411401440 |
6 | 355024000034504 |
7 | 31333541600452 |
oct | 4420325461510 |
9 | 1082785366684 |
10 | 311441122120 |
11 | 110099437727 |
12 | 50439002a34 |
13 | 234a426505b |
14 | 1110683d2d2 |
15 | 817bd35eea |
hex | 4883566348 |
311441122120 has 64 divisors (see below), whose sum is σ = 705081801600. Its totient is φ = 123807252480.
The previous prime is 311441122087. The next prime is 311441122147. The reversal of 311441122120 is 21221144113.
It is a junction number, because it is equal to n+sod(n) for n = 311441122091 and 311441122100.
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, 4478415 + ... + 4547425.
It is an arithmetic number, because the mean of its divisors is an integer number (11016903150).
Almost surely, 2311441122120 is an apocalyptic number.
It is an amenable number.
311441122120 is an abundant number, since it is smaller than the sum of its proper divisors (393640679480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311441122120 is a wasteful number, since it uses less digits than its factorization.
311441122120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69718 (or 69714 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 311441122120 its reverse (21221144113), we get a palindrome (332662266233).
The spelling of 311441122120 in words is "three hundred eleven billion, four hundred forty-one million, one hundred twenty-two thousand, one hundred twenty".
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