Base | Representation |
---|---|
bin | 11111010100111010010001 |
3 | 120110012220100 |
4 | 133110322101 |
5 | 4100241423 |
6 | 452003013 |
7 | 126542010 |
oct | 37247221 |
9 | 16405810 |
10 | 8212113 |
11 | 46a9978 |
12 | 2900469 |
13 | 1916b50 |
14 | 113aa77 |
15 | ac3343 |
hex | 7d4e91 |
8212113 has 48 divisors (see below), whose sum is σ = 15049216. Its totient is φ = 4199040.
The previous prime is 8212109. The next prime is 8212147. The reversal of 8212113 is 3112128.
It is not a de Polignac number, because 8212113 - 22 = 8212109 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8212163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30168 + ... + 30438.
Almost surely, 28212113 is an apocalyptic number.
It is an amenable number.
8212113 is a deficient number, since it is larger than the sum of its proper divisors (6837103).
8212113 is a wasteful number, since it uses less digits than its factorization.
8212113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334 (or 331 counting only the distinct ones).
The product of its digits is 96, while the sum is 18.
The square root of 8212113 is about 2865.6784536999. The cubic root of 8212113 is about 201.7522122632.
The spelling of 8212113 in words is "eight million, two hundred twelve thousand, one hundred thirteen".
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