3² × 5 × 13789

Prime Factor Structure

Factorization String 3^2 × 5 × 13789

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,075,620

Proper Divisor Sum 455,115

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #620491 ← → #620507

1 3 5 9 15 45 13,789 41,367 68,945 124,101 206,835 620,505

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

620,505 1,861,516 930,758 465,379 1,396,138 698,069 2,094,208 1,047,104 523,552 261,776 130,888 65,444 32,722 16,361 49,084 24,542 12,271 36,814 18,407 55,222 27,611 82,834 41,417 124,252 62,126 31,063 93,190 46,595 139,786 69,893 209,680 104,840 52,420 26,210 13,105 39,316 19,658 9,829 29,488 14,744 7,372 3,686 1,843 5,530 2,765 8,296 4,148 2,074 1,037 3,112 1,556 778 389 1,168 584 292 146 73 220 110

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