Primality proof for n = 701527:
<p>Take b = 2.
<p>b^(n-1) mod n = 1.
<p><a href=16703.html>16703 is prime.</a>
<br>b^((n-1)/16703)-1 mod n = 470934, which is a unit, inverse 569325.
<p>(16703) divides n-1.
<p>(16703)^2 > n.
<p>n is prime by Pocklington's theorem.