Base | Representation |
---|---|
bin | 11111010101001100011011 |
3 | 120110021111101 |
4 | 133111030123 |
5 | 4100311100 |
6 | 452012231 |
7 | 126545260 |
oct | 37251433 |
9 | 16407441 |
10 | 8213275 |
11 | 46aa834 |
12 | 2901077 |
13 | 1917535 |
14 | 113b267 |
15 | ac386a |
hex | 7d531b |
8213275 has 12 divisors (see below), whose sum is σ = 11639632. Its totient is φ = 5631840.
The previous prime is 8213273. The next prime is 8213279. The reversal of 8213275 is 5723128.
It is not a de Polignac number, because 8213275 - 21 = 8213273 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8213273) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23292 + ... + 23641.
Almost surely, 28213275 is an apocalyptic number.
8213275 is a deficient number, since it is larger than the sum of its proper divisors (3426357).
8213275 is a wasteful number, since it uses less digits than its factorization.
8213275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46950 (or 46945 counting only the distinct ones).
The product of its digits is 3360, while the sum is 28.
The square root of 8213275 is about 2865.8811908382. The cubic root of 8213275 is about 201.7617276792.
It can be divided in two parts, 821 and 3275, that added together give a 12-th power (4096 = 212).
The spelling of 8213275 in words is "eight million, two hundred thirteen thousand, two hundred seventy-five".
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