Base | Representation |
---|---|
bin | 11001001101000000… |
… | …11110100001001111 |
3 | 1021220222212110112121 |
4 | 30212200132201033 |
5 | 210202410342321 |
6 | 10114355113411 |
7 | 656211113656 |
oct | 144640364117 |
9 | 37828773477 |
10 | 13530949711 |
11 | 5813960874 |
12 | 27575a2867 |
13 | 13783a2126 |
14 | 92509a19d |
15 | 542d80441 |
hex | 32681e84f |
13530949711 has 2 divisors, whose sum is σ = 13530949712. Its totient is φ = 13530949710.
The previous prime is 13530949681. The next prime is 13530949721. The reversal of 13530949711 is 11794903531.
It is a strong prime.
It is an emirp because it is prime and its reverse (11794903531) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13530949711 - 211 = 13530947663 is a prime.
It is a super-2 number, since 2×135309497112 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13530949721) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765474855 + 6765474856.
It is an arithmetic number, because the mean of its divisors is an integer number (6765474856).
Almost surely, 213530949711 is an apocalyptic number.
13530949711 is a deficient number, since it is larger than the sum of its proper divisors (1).
13530949711 is an equidigital number, since it uses as much as digits as its factorization.
13530949711 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 102060, while the sum is 43.
The spelling of 13530949711 in words is "thirteen billion, five hundred thirty million, nine hundred forty-nine thousand, seven hundred eleven".
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