2 × 13 × 127 × 509

Prime Factor Structure

Factorization String 2 × 13 × 127 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,741,760

Proper Divisor Sum 1,061,042

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1680709 ← → #1680743

1 2 13 26 127 254 509 1,018 1,651 3,302 6,617 13,234 64,643 129,286 840,359 1,680,718

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

1,680,718 840,359 2,521,078 1,260,539 3,781,618 1,890,809 5,672,428 2,836,214 1,418,107 4,254,322 2,127,161 6,381,484 3,190,742 1,595,371 4,786,114 2,393,057 7,179,172 3,589,586 1,794,793 5,384,380 2,692,190 1,346,095 4,038,286 2,019,143 6,057,430 3,028,715 9,086,146 4,543,073 13,629,220 6,814,610 3,407,305 10,221,916 5,110,958 2,555,479 7,666,438 3,833,219 11,499,658 5,749,829 17,249,488 8,624,744 4,312,372 2,156,186 1,078,093 3,234,280 1,617,140 808,570 404,285 1,212,856 606,428 303,214 151,607 454,822 227,411 682,234 341,117 1,023,352 511,676 255,838 127,919 383,758

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