Base | Representation |
---|---|
bin | 110000110100111… |
… | …011110111001111 |
3 | 2010002102210220011 |
4 | 300310323313033 |
5 | 3134202324210 |
6 | 213141534051 |
7 | 26204640535 |
oct | 6064736717 |
9 | 2102383804 |
10 | 819183055 |
11 | 390453399 |
12 | 1aa414327 |
13 | 10093b502 |
14 | 7ab20155 |
15 | 4bdb5d8a |
hex | 30d3bdcf |
819183055 has 8 divisors (see below), whose sum is σ = 983375712. Its totient is φ = 655109088.
The previous prime is 819183047. The next prime is 819183061. The reversal of 819183055 is 550381918.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 819183055 - 23 = 819183047 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 819182999 and 819183017.
It is a congruent number.
It is an unprimeable number.
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, 13704 + ... + 42733.
It is an arithmetic number, because the mean of its divisors is an integer number (122921964).
Almost surely, 2819183055 is an apocalyptic number.
819183055 is a deficient number, since it is larger than the sum of its proper divisors (164192657).
819183055 is a wasteful number, since it uses less digits than its factorization.
819183055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59345.
The product of its (nonzero) digits is 43200, while the sum is 40.
The square root of 819183055 is about 28621.3740934987. The cubic root of 819183055 is about 935.6792246888.
The spelling of 819183055 in words is "eight hundred nineteen million, one hundred eighty-three thousand, fifty-five".
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