Base | Representation |
---|---|
bin | 100011011001111101100000… |
… | …0101010100110000100100111 |
3 | 1111211200112122112101110221120 |
4 | 1012303323000222212010213 |
5 | 311304442311110240143 |
6 | 3022205322535545023 |
7 | 122412112132121052 |
oct | 10663730052460447 |
9 | 1454615575343846 |
10 | 311431311024423 |
11 | 90260306091917 |
12 | 2ab19583b2b173 |
13 | 104a0b01027195 |
14 | 56c94da769a99 |
15 | 260109a6a7383 |
hex | 11b3ec0aa6127 |
311431311024423 has 8 divisors (see below), whose sum is σ = 415260461977200. Its totient is φ = 207611517043968.
The previous prime is 311431311024349. The next prime is 311431311024497. The reversal of 311431311024423 is 324420113134113.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (311431311024349) and next prime (311431311024497).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 311431311024423 - 238 = 311156433117479 is a prime.
It is a super-2 number, since 2×3114313110244232 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311431311074423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2339165418 + ... + 2339298551.
It is an arithmetic number, because the mean of its divisors is an integer number (51907557747150).
Almost surely, 2311431311024423 is an apocalyptic number.
311431311024423 is a deficient number, since it is larger than the sum of its proper divisors (103829150952777).
311431311024423 is a wasteful number, since it uses less digits than its factorization.
311431311024423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4678486161.
The product of its (nonzero) digits is 20736, while the sum is 33.
Adding to 311431311024423 its reverse (324420113134113), we get a palindrome (635851424158536).
The spelling of 311431311024423 in words is "three hundred eleven trillion, four hundred thirty-one billion, three hundred eleven million, twenty-four thousand, four hundred twenty-three".
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