Base | Representation |
---|---|
bin | 11110110101001111100101 |
3 | 120012121222100 |
4 | 132311033211 |
5 | 4032114110 |
6 | 445122313 |
7 | 125461602 |
oct | 36651745 |
9 | 16177870 |
10 | 8082405 |
11 | 4620481 |
12 | 2859399 |
13 | 189cab6 |
14 | 11056a9 |
15 | a99bc0 |
hex | 7b53e5 |
8082405 has 24 divisors (see below), whose sum is σ = 14080248. Its totient is φ = 4288896.
The previous prime is 8082401. The next prime is 8082419. The reversal of 8082405 is 5042808.
It can be written as a sum of positive squares in 4 ways, for example, as 431649 + 7650756 = 657^2 + 2766^2 .
It is not a de Polignac number, because 8082405 - 22 = 8082401 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8082401) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12879 + ... + 13491.
It is an arithmetic number, because the mean of its divisors is an integer number (586677).
Almost surely, 28082405 is an apocalyptic number.
It is an amenable number.
8082405 is a deficient number, since it is larger than the sum of its proper divisors (5997843).
8082405 is a wasteful number, since it uses less digits than its factorization.
8082405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 917 (or 914 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 27.
The square root of 8082405 is about 2842.9570872597. The cubic root of 8082405 is about 200.6843638926.
The spelling of 8082405 in words is "eight million, eighty-two thousand, four hundred five".
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