3 × 5 × 26561

Prime Factor Structure

Factorization String 3 × 5 × 26561

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 637,488

Proper Divisor Sum 239,073

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #398407 ← → #398417

1 3 5 15 26,561 79,683 132,805 398,415

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

398,415 1,195,246 597,623 1,792,870 896,435 2,689,306 1,344,653 4,033,960 2,016,980 1,008,490 504,245 1,512,736 756,368 378,184 189,092 94,546 47,273 141,820 70,910 35,455 106,366 53,183 159,550 79,775 239,326 119,663 358,990 179,495 538,486 269,243 807,730 403,865 1,211,596 605,798 302,899 908,698 454,349 1,363,048 681,524 340,762 170,381 511,144 255,572 127,786 63,893 191,680 95,840 47,920 23,960 11,980 5,990 2,995 8,986 4,493 13,480 6,740 3,370 1,685 5,056 2,528

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.