Base | Representation |
---|---|
bin | 10011000111001101111… |
… | …111111011011101111100 |
3 | 11122120011120112122102021 |
4 | 103013031333323131330 |
5 | 133004341301110322 |
6 | 2443213300405524 |
7 | 163614541154335 |
oct | 23071577733574 |
9 | 4576146478367 |
10 | 1313421113212 |
11 | 467022a8319a |
12 | 1926720a68a4 |
13 | 96b167c0750 |
14 | 477d9c1328c |
15 | 2427230b4c7 |
hex | 131cdffb77c |
1313421113212 has 48 divisors (see below), whose sum is σ = 2510763363360. Its totient is φ = 597518235648.
The previous prime is 1313421113201. The next prime is 1313421113287. The reversal of 1313421113212 is 2123111243131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6038868 + ... + 6252580.
It is an arithmetic number, because the mean of its divisors is an integer number (52307570070).
Almost surely, 21313421113212 is an apocalyptic number.
It is an amenable number.
1313421113212 is a deficient number, since it is larger than the sum of its proper divisors (1197342250148).
1313421113212 is a wasteful number, since it uses less digits than its factorization.
1313421113212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215422 (or 215420 counting only the distinct ones).
The product of its digits is 864, while the sum is 25.
Adding to 1313421113212 its reverse (2123111243131), we get a palindrome (3436532356343).
The spelling of 1313421113212 in words is "one trillion, three hundred thirteen billion, four hundred twenty-one million, one hundred thirteen thousand, two hundred twelve".
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