Base | Representation |
---|---|
bin | 1001000011010010001… |
… | …11100000110001010110 |
3 | 1002201202012200000120022 |
4 | 10201221013200301112 |
5 | 20043412303102410 |
6 | 354512203305142 |
7 | 31316620525466 |
oct | 4415107406126 |
9 | 1081665600508 |
10 | 311001222230 |
11 | 10a99309a3a6 |
12 | 5033581b1b2 |
13 | 2343409366a |
14 | 110a424dba6 |
15 | 81533e0455 |
hex | 48691e0c56 |
311001222230 has 16 divisors (see below), whose sum is σ = 561602212704. Its totient is φ = 124000486080.
The previous prime is 311001222157. The next prime is 311001222241. The reversal of 311001222230 is 32222100113.
It is a junction number, because it is equal to n+sod(n) for n = 311001222199 and 311001222208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49997087 + ... + 50003306.
It is an arithmetic number, because the mean of its divisors is an integer number (35100138294).
Almost surely, 2311001222230 is an apocalyptic number.
311001222230 is a deficient number, since it is larger than the sum of its proper divisors (250600990474).
311001222230 is a wasteful number, since it uses less digits than its factorization.
311001222230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100000711.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 311001222230 its reverse (32222100113), we get a palindrome (343223322343).
The spelling of 311001222230 in words is "three hundred eleven billion, one million, two hundred twenty-two thousand, two hundred thirty".
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