Base | Representation |
---|---|
bin | 100000100010… |
… | …101000111101 |
3 | 121001101122012 |
4 | 200202220331 |
5 | 4140433433 |
6 | 502501005 |
7 | 132336146 |
oct | 40425075 |
9 | 17041565 |
10 | 8530493 |
11 | 48a70a4 |
12 | 2a34765 |
13 | 19c8a3a |
14 | 11c0acd |
15 | b37848 |
hex | 822a3d |
8530493 has 4 divisors (see below), whose sum is σ = 8901408. Its totient is φ = 8159580.
The previous prime is 8530451. The next prime is 8530523. The reversal of 8530493 is 3940358.
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 a cyclic number.
It is not a de Polignac number, because 8530493 - 28 = 8530237 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8530693) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185423 + ... + 185468.
It is an arithmetic number, because the mean of its divisors is an integer number (2225352).
Almost surely, 28530493 is an apocalyptic number.
It is an amenable number.
8530493 is a deficient number, since it is larger than the sum of its proper divisors (370915).
8530493 is a wasteful number, since it uses less digits than its factorization.
8530493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 370914.
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 8530493 is about 2920.7007720751. The cubic root of 8530493 is about 204.3265068074.
The spelling of 8530493 in words is "eight million, five hundred thirty thousand, four hundred ninety-three".
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