Base | Representation |
---|---|
bin | 10110001000111101… |
… | …00100000001101101 |
3 | 1010200101010121221201 |
4 | 23010132210001231 |
5 | 143320341441223 |
6 | 5243244125501 |
7 | 600360501631 |
oct | 130436440155 |
9 | 33611117851 |
10 | 11886280813 |
11 | 504a54a780 |
12 | 2378836891 |
13 | 1175729674 |
14 | 80a898dc1 |
15 | 4987aaead |
hex | 2c47a406d |
11886280813 has 32 divisors (see below), whose sum is σ = 14614992000. Its totient is φ = 9526302720.
The previous prime is 11886280807. The next prime is 11886280817. The reversal of 11886280813 is 31808268811.
It is not a de Polignac number, because 11886280813 - 25 = 11886280781 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 (11886280817) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297423 + ... + 335011.
It is an arithmetic number, because the mean of its divisors is an integer number (456718500).
Almost surely, 211886280813 is an apocalyptic number.
It is an amenable number.
11886280813 is a deficient number, since it is larger than the sum of its proper divisors (2728711187).
11886280813 is a wasteful number, since it uses less digits than its factorization.
11886280813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37725.
The product of its (nonzero) digits is 147456, while the sum is 46.
The spelling of 11886280813 in words is "eleven billion, eight hundred eighty-six million, two hundred eighty thousand, eight hundred thirteen".
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