Base | Representation |
---|---|
bin | 1001000101100011111… |
… | …00100111010100001110 |
3 | 1002211220100211221210211 |
4 | 10202301330213110032 |
5 | 20103413103232342 |
6 | 355233332353034 |
7 | 31362115403023 |
oct | 4426174472416 |
9 | 1084810757724 |
10 | 312223102222 |
11 | 11045a88a979 |
12 | 50616a7577a |
13 | 2359a278b85 |
14 | 1117c63754a |
15 | 81c57edc17 |
hex | 48b1f2750e |
312223102222 has 16 divisors (see below), whose sum is σ = 475007045472. Its totient is φ = 153888125440.
The previous prime is 312223102199. The next prime is 312223102231. The reversal of 312223102222 is 222201322213.
It is a super-2 number, since 2×3122231022222 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 312223102193 and 312223102202.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729078 + ... + 1075174.
It is an arithmetic number, because the mean of its divisors is an integer number (29687940342).
Almost surely, 2312223102222 is an apocalyptic number.
312223102222 is a deficient number, since it is larger than the sum of its proper divisors (162783943250).
312223102222 is a wasteful number, since it uses less digits than its factorization.
312223102222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 352523.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 312223102222 its reverse (222201322213), we get a palindrome (534424424435).
The spelling of 312223102222 in words is "three hundred twelve billion, two hundred twenty-three million, one hundred two thousand, two hundred twenty-two".
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