Base | Representation |
---|---|
bin | 1011010100000110101100… |
… | …1010111111001001010101 |
3 | 1122001020212121121100222011 |
4 | 2311001223022333021111 |
5 | 3112304131433101123 |
6 | 42242511241104221 |
7 | 2422522242426646 |
oct | 265015312771125 |
9 | 48036777540864 |
10 | 12440023331413 |
11 | 3a668699504a7 |
12 | 148ab62788071 |
13 | 6c3120b8c042 |
14 | 3101594a36cd |
15 | 1688d83ade0d |
hex | b506b2bf255 |
12440023331413 has 16 divisors (see below), whose sum is σ = 12554791776000. Its totient is φ = 12325818143232.
The previous prime is 12440023331381. The next prime is 12440023331429. The reversal of 12440023331413 is 31413332004421.
It is a cyclic number.
It is not a de Polignac number, because 12440023331413 - 25 = 12440023331381 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12440023334413) 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 15 ways as a sum of consecutive naturals, for example, 74083533 + ... + 74251261.
It is an arithmetic number, because the mean of its divisors is an integer number (784674486000).
Almost surely, 212440023331413 is an apocalyptic number.
It is an amenable number.
12440023331413 is a deficient number, since it is larger than the sum of its proper divisors (114768444587).
12440023331413 is a wasteful number, since it uses less digits than its factorization.
12440023331413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169404.
The product of its (nonzero) digits is 20736, while the sum is 31.
Adding to 12440023331413 its reverse (31413332004421), we get a palindrome (43853355335834).
The spelling of 12440023331413 in words is "twelve trillion, four hundred forty billion, twenty-three million, three hundred thirty-one thousand, four hundred thirteen".
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