2² × 13 × 13249

Prime Factor Structure

Factorization String 2^2 × 13 × 13249

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,298,500

Proper Divisor Sum 609,552

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #688939 ← → #688951

1 2 4 13 26 52 13,249 26,498 52,996 172,237 344,474 688,948

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

688,948 344,474 172,237 516,712 258,356 129,178 64,589 193,768 96,884 48,442 24,221 72,664 36,332 18,166 9,083 27,250 13,625 40,876 20,438 10,219 30,658 15,329 45,988 22,994 11,497 34,492 17,246 8,623 25,870 12,935 38,806 19,403 58,210 29,105 87,316 43,658 21,829 65,488 32,744 16,372 8,186 4,093 12,280 6,140 3,070 1,535 4,606 2,303 6,910 3,455 10,366 5,183 15,550 7,775 23,326 11,663 34,990 17,495 52,486 26,243

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