Base | Representation |
---|---|
bin | 1011001100101001110110… |
… | …1101011101101010011111 |
3 | 1121121000110222220201222012 |
4 | 2303022131231131222133 |
5 | 3103210010141224411 |
6 | 42104022004541435 |
7 | 2410341250030361 |
oct | 263123555355237 |
9 | 47530428821865 |
10 | 12312022211231 |
11 | 3a17554623366 |
12 | 146a19b3b187b |
13 | 6b403215ba42 |
14 | 307c95680d31 |
15 | 1653e5c8b18b |
hex | b329db5da9f |
12312022211231 has 8 divisors (see below), whose sum is σ = 12320540218800. Its totient is φ = 12303504570112.
The previous prime is 12312022211197. The next prime is 12312022211261. The reversal of 12312022211231 is 13211222021321.
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 12312022211231 - 214 = 12312022194847 is a prime.
It is a super-2 number, since 2×123120222112312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12312022211197 and 12312022211206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12312022211261) 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, 130863695 + ... + 130957743.
It is an arithmetic number, because the mean of its divisors is an integer number (1540067527350).
Almost surely, 212312022211231 is an apocalyptic number.
12312022211231 is a deficient number, since it is larger than the sum of its proper divisors (8518007569).
12312022211231 is an equidigital number, since it uses as much as digits as its factorization.
12312022211231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183225.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 12312022211231 its reverse (13211222021321), we get a palindrome (25523244232552).
The spelling of 12312022211231 in words is "twelve trillion, three hundred twelve billion, twenty-two million, two hundred eleven thousand, two hundred thirty-one".
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