125000000

Appears in sequences

• a(n) = floor(10^9/n).at n=7A033423
• For the numbers k that can be expressed as k = w+x = y*z with w*x = (y+z)^3 where w, x, y, and z are all positive integers, this sequence gives the corresponding values of w*x.at n=21A057445
• Cubes x such that x + reverse of x is a prime.at n=14A072369
• Cubes from which deleting a suitable digit leaves a square.at n=21A074102
• a(n) = 4^n * 5^(n^2).at n=3A135420
• Denominator of Bernoulli(n, -3/10).at n=9A159012
• Integers k such that Sum_{i=1..t-1} d(i)/d(i+1) is prime, where d(1), ..., d(t) are the divisors of k in ascending order.at n=18A255576
• Powers, squares excepted, of the form x^2+y^4, with x,y > 0 (see A111925).at n=28A271577
• Cubes whose largest digit is 5.at n=14A295025
• Numbers m such that the smallest digit in the decimal expansion of 1/m is k = 8, ignoring leading and trailing 0's.at n=12A352161
• Numbers k such that sum of digits of k equals sum of digits of 1/k.at n=23A386682
• Powers k^m, m > 2, where k is an Achilles number.at n=7A390436