Base | Representation |
---|---|
bin | 10011000101001011011… |
… | …011110111000110010110 |
3 | 11122100111220202001201001 |
4 | 103011023123313012112 |
5 | 132440400014320204 |
6 | 2442212050453514 |
7 | 163506342242035 |
oct | 23051333670626 |
9 | 4570456661631 |
10 | 1311230620054 |
11 | 4660a9557273 |
12 | 19216059429a |
13 | 96857a3a354 |
14 | 4766cd2c71c |
15 | 24194d6b4a4 |
hex | 1314b6f7196 |
1311230620054 has 16 divisors (see below), whose sum is σ = 1975217218560. Its totient is φ = 652825274920.
The previous prime is 1311230620039. The next prime is 1311230620111. The reversal of 1311230620054 is 4500260321131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7118739 + ... + 7300609.
It is an arithmetic number, because the mean of its divisors is an integer number (123451076160).
Almost surely, 21311230620054 is an apocalyptic number.
1311230620054 is a deficient number, since it is larger than the sum of its proper divisors (663986598506).
1311230620054 is a wasteful number, since it uses less digits than its factorization.
1311230620054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197195.
The product of its (nonzero) digits is 4320, while the sum is 28.
Adding to 1311230620054 its reverse (4500260321131), we get a palindrome (5811490941185).
The spelling of 1311230620054 in words is "one trillion, three hundred eleven billion, two hundred thirty million, six hundred twenty thousand, fifty-four".
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