7 × 13 × 37 × 647

Prime Factor Structure

Factorization String 7 × 13 × 37 × 647

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,757,888

Proper Divisor Sum 579,439

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #2178443 ← → #2178461

1 7 13 37 91 259 481 647 3,367 4,529 8,411 23,939 58,877 167,573 311,207 2,178,449

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

2,178,449 6,535,348 3,267,674 1,633,837 4,901,512 2,450,756 1,225,378 612,689 1,838,068 919,034 459,517 1,378,552 689,276 344,638 172,319 516,958 258,479 775,438 387,719 1,163,158 581,579 1,744,738 872,369 2,617,108 1,308,554 654,277 1,962,832 981,416 490,708 245,354 122,677 368,032 184,016 92,008 46,004 23,002 11,501 34,504 17,252 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366 683 2,050 1,025 3,076 1,538 769 2,308

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