Base | Representation |
---|---|
bin | 1001001111001100011001… |
… | …10010001111111011000111 |
3 | 2122220221002011210110201122 |
4 | 10213212030302033323013 |
5 | 10130303030123403242 |
6 | 111111441152544155 |
7 | 4164404401610150 |
oct | 447461462177307 |
9 | 78827064713648 |
10 | 20313262325447 |
11 | 6521896020783 |
12 | 2340a1a55205b |
13 | b446bc950ba0 |
14 | 50324a8d2927 |
15 | 2535dba12ad2 |
hex | 12798cc8fec7 |
20313262325447 has 16 divisors (see below), whose sum is σ = 25582355420160. Its totient is φ = 15698263547232.
The previous prime is 20313262325441. The next prime is 20313262325479. The reversal of 20313262325447 is 74452326231302.
It is not a de Polignac number, because 20313262325447 - 220 = 20313261276871 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20313262325398 and 20313262325407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20313262325441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2595608447 + ... + 2595616272.
It is an arithmetic number, because the mean of its divisors is an integer number (1598897213760).
Almost surely, 220313262325447 is an apocalyptic number.
20313262325447 is a deficient number, since it is larger than the sum of its proper divisors (5269093094713).
20313262325447 is a wasteful number, since it uses less digits than its factorization.
20313262325447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5191224782.
The product of its (nonzero) digits is 1451520, while the sum is 44.
Adding to 20313262325447 its reverse (74452326231302), we get a palindrome (94765588556749).
The spelling of 20313262325447 in words is "twenty trillion, three hundred thirteen billion, two hundred sixty-two million, three hundred twenty-five thousand, four hundred forty-seven".
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