Base | Representation |
---|---|
bin | 1001000011111001011… |
… | …10001010101001001001 |
3 | 1002202121010112212122212 |
4 | 10201330232022221021 |
5 | 20100101002403223 |
6 | 355004552554505 |
7 | 31331023243040 |
oct | 4417456125111 |
9 | 1082533485585 |
10 | 311330122313 |
11 | 110041812951 |
12 | 504079b2a35 |
13 | 2348726c8b2 |
14 | 110d5bc7557 |
15 | 817220c278 |
hex | 487cb8aa49 |
311330122313 has 8 divisors (see below), whose sum is σ = 355873271040. Its totient is φ = 266803827840.
The previous prime is 311330122291. The next prime is 311330122321. The reversal of 311330122313 is 313221033113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 311330122313 - 26 = 311330122249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (311330122343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4173953 + ... + 4247886.
It is an arithmetic number, because the mean of its divisors is an integer number (44484158880).
Almost surely, 2311330122313 is an apocalyptic number.
It is an amenable number.
311330122313 is a deficient number, since it is larger than the sum of its proper divisors (44543148727).
311330122313 is an equidigital number, since it uses as much as digits as its factorization.
311330122313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8427127.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 311330122313 its reverse (313221033113), we get a palindrome (624551155426).
The spelling of 311330122313 in words is "three hundred eleven billion, three hundred thirty million, one hundred twenty-two thousand, three hundred thirteen".
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