11 × 13 × 139 × 149

Prime Factor Structure

Factorization String 11 × 13 × 139 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,528,000

Proper Divisor Sum 566,327

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2961671 ← → #2961677

1 11 13 139 143 149 1,529 1,639 1,807 1,937 19,877 20,711 21,307 227,821 269,243 2,961,673

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

2,961,673 8,885,020 4,442,510 2,221,255 6,663,766 3,331,883 9,995,650 4,997,825 14,993,476 7,496,738 3,748,369 11,245,108 5,622,554 2,811,277 8,433,832 4,216,916 2,108,458 1,054,229 3,162,688 1,581,344 790,672 395,336 197,668 98,834 49,417 148,252 74,126 37,063 111,190 55,595 166,786 83,393 250,180 125,090 62,545 187,636 93,818 46,909 140,728 70,364 35,182 17,591 52,774 26,387 79,162 39,581 118,744 59,372 29,686 14,843 44,530 22,265 66,796 33,398 16,699 50,098 25,049 75,148 37,574 18,787

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