Base | Representation |
---|---|
bin | 10010100111011… |
… | …000000011010110 |
3 | 210202200002112221 |
4 | 102213120003112 |
5 | 1114422441042 |
6 | 50553532554 |
7 | 10511415451 |
oct | 2247300326 |
9 | 722602487 |
10 | 312312022 |
11 | 150323710 |
12 | 8871415a |
13 | 4c91bb19 |
14 | 2d69a498 |
15 | 1c641d67 |
hex | 129d80d6 |
312312022 has 8 divisors (see below), whose sum is σ = 511056072. Its totient is φ = 141960000.
The previous prime is 312312019. The next prime is 312312029. The reversal of 312312022 is 220213213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 312311987 and 312312005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312312029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7097979 + ... + 7098022.
It is an arithmetic number, because the mean of its divisors is an integer number (63882009).
Almost surely, 2312312022 is an apocalyptic number.
312312022 is a deficient number, since it is larger than the sum of its proper divisors (198744050).
312312022 is a wasteful number, since it uses less digits than its factorization.
312312022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14196014.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 312312022 is about 17672.3519091263. The cubic root of 312312022 is about 678.4683099783.
Adding to 312312022 its reverse (220213213), we get a palindrome (532525235).
The spelling of 312312022 in words is "three hundred twelve million, three hundred twelve thousand, twenty-two".
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