3 × 7 × 127 × 6571

Prime Factor Structure

Factorization String 3 × 7 × 127 × 6571

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,918,912

Proper Divisor Sum 9,394,055

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #17524853 ← → #17524861

1 3 7 21 127 381 889 2,667 6,571 19,713 45,997 137,991 834,517 2,503,551 5,841,619 17,524,857

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

17,524,857 52,574,572 26,287,286 13,143,643 39,430,930 19,715,465 59,146,396 29,573,198 14,786,599 44,359,798 22,179,899 66,539,698 33,269,849 99,809,548 49,904,774 24,952,387 74,857,162 37,428,581 112,285,744 56,142,872 28,071,436 14,035,718 7,017,859 21,053,578 10,526,789 31,580,368 15,790,184 7,895,092 3,947,546 1,973,773 5,921,320 2,960,660 1,480,330 740,165 2,220,496 1,110,248 555,124 277,562 138,781 416,344 208,172 104,086 52,043 156,130 78,065 234,196 117,098 58,549 175,648 87,824 43,912 21,956 10,978 5,489 16,468 8,234 4,117 12,352 6,176 3,088

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