Base | Representation |
---|---|
bin | 11001101110011000… |
… | …01101110001100111 |
3 | 1022122111112220211000 |
4 | 30313030031301213 |
5 | 211241034212134 |
6 | 10202234244343 |
7 | 666150203325 |
oct | 146714156147 |
9 | 38574486730 |
10 | 13810850919 |
11 | 5947957788 |
12 | 28152866b3 |
13 | 13c1383848 |
14 | 95031ad15 |
15 | 55c71de99 |
hex | 33730dc67 |
13810850919 has 8 divisors (see below), whose sum is σ = 20460519920. Its totient is φ = 9207233928.
The previous prime is 13810850887. The next prime is 13810850927. The reversal of 13810850919 is 91905801831.
13810850919 is a `hidden beast` number, since 1 + 38 + 108 + 509 + 1 + 9 = 666.
It is not a de Polignac number, because 13810850919 - 25 = 13810850887 is a prime.
It is a super-2 number, since 2×138108509192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13810850969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255756472 + ... + 255756525.
It is an arithmetic number, because the mean of its divisors is an integer number (2557564990).
Almost surely, 213810850919 is an apocalyptic number.
13810850919 is a deficient number, since it is larger than the sum of its proper divisors (6649669001).
13810850919 is an equidigital number, since it uses as much as digits as its factorization.
13810850919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 511513006 (or 511513000 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 45.
The spelling of 13810850919 in words is "thirteen billion, eight hundred ten million, eight hundred fifty thousand, nine hundred nineteen".
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