Base | Representation |
---|---|
bin | 1110001101000010011101… |
… | …01011100110101111001111 |
3 | 11002120222020121201211001112 |
4 | 13012201032223212233033 |
5 | 13043220342442331343 |
6 | 150232503300202235 |
7 | 6402414423262340 |
oct | 706411653465717 |
9 | 132528217654045 |
10 | 31234322230223 |
11 | 9a52446692772 |
12 | 360550739937b |
13 | 14574cb6c2b08 |
14 | 79da6bd920c7 |
15 | 392722cb4218 |
hex | 1c684eae6bcf |
31234322230223 has 4 divisors (see below), whose sum is σ = 35696368263120. Its totient is φ = 26772276197328.
The previous prime is 31234322230211. The next prime is 31234322230229. The reversal of 31234322230223 is 32203222343213.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31234322230223 - 210 = 31234322229199 is a prime.
It is a super-2 number, since 2×312343222302232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31234322230223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31234322230229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231023016438 + ... + 2231023016451.
It is an arithmetic number, because the mean of its divisors is an integer number (8924092065780).
Almost surely, 231234322230223 is an apocalyptic number.
31234322230223 is a deficient number, since it is larger than the sum of its proper divisors (4462046032897).
31234322230223 is an equidigital number, since it uses as much as digits as its factorization.
31234322230223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4462046032896.
The product of its (nonzero) digits is 62208, while the sum is 32.
Adding to 31234322230223 its reverse (32203222343213), we get a palindrome (63437544573436).
The spelling of 31234322230223 in words is "thirty-one trillion, two hundred thirty-four billion, three hundred twenty-two million, two hundred thirty thousand, two hundred twenty-three".
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