Base | Representation |
---|---|
bin | 11111011110010000011001 |
3 | 120112011102010 |
4 | 133132100121 |
5 | 4103003033 |
6 | 452500133 |
7 | 130061424 |
oct | 37362031 |
9 | 16464363 |
10 | 8250393 |
11 | 4725708 |
12 | 291a649 |
13 | 192b3b8 |
14 | 114a9bb |
15 | ace863 |
hex | 7de419 |
8250393 has 4 divisors (see below), whose sum is σ = 11000528. Its totient is φ = 5500260.
The previous prime is 8250391. The next prime is 8250397. The reversal of 8250393 is 3930528.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 8250393 - 21 = 8250391 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 8250393.
It is not an unprimeable number, because it can be changed into a prime (8250391) 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 3 ways as a sum of consecutive naturals, for example, 1375063 + ... + 1375068.
It is an arithmetic number, because the mean of its divisors is an integer number (2750132).
Almost surely, 28250393 is an apocalyptic number.
It is an amenable number.
8250393 is a deficient number, since it is larger than the sum of its proper divisors (2750135).
8250393 is a wasteful number, since it uses less digits than its factorization.
8250393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2750134.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 8250393 is about 2872.3497349731. The cubic root of 8250393 is about 202.0652094798.
The spelling of 8250393 in words is "eight million, two hundred fifty thousand, three hundred ninety-three".
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