Base | Representation |
---|---|
bin | 100011011001111101000000… |
… | …0111000111011101001111100 |
3 | 1111211200102212222000200122122 |
4 | 1012303322000320323221330 |
5 | 311304433113201303040 |
6 | 3022205024434302112 |
7 | 122412043460322653 |
oct | 10663720070735174 |
9 | 1454612788020578 |
10 | 311430241041020 |
11 | 9025a907109512 |
12 | 2ab19325727938 |
13 | 104a0990455bca |
14 | 56c943860219a |
15 | 26010367a01b5 |
hex | 11b3e80e3ba7c |
311430241041020 has 96 divisors (see below), whose sum is σ = 676249285322688. Its totient is φ = 120396235825152.
The previous prime is 311430241040999. The next prime is 311430241041041. The reversal of 311430241041020 is 20140142034113.
It is an interprime number because it is at equal distance from previous prime (311430241040999) and next prime (311430241041041).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 413136374 + ... + 413889506.
It is an arithmetic number, because the mean of its divisors is an integer number (7044263388778).
Almost surely, 2311430241041020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 311430241041020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338124642661344).
311430241041020 is an abundant number, since it is smaller than the sum of its proper divisors (364819044281668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311430241041020 is a wasteful number, since it uses less digits than its factorization.
311430241041020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 758239 (or 758237 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 26.
Adding to 311430241041020 its reverse (20140142034113), we get a palindrome (331570383075133).
The spelling of 311430241041020 in words is "three hundred eleven trillion, four hundred thirty billion, two hundred forty-one million, forty-one thousand, twenty".
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