3 × 7 × 73 × 163

Prime Factor Structure

Factorization String 3 × 7 × 73 × 163

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 388,352

Proper Divisor Sum 138,473

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #249871 ← → #249881

1 3 7 21 73 163 219 489 511 1,141 1,533 3,423 11,899 35,697 83,293 249,879

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

249,879 749,638 374,819 1,124,458 562,229 1,686,688 843,344 421,672 210,836 105,418 52,709 158,128 79,064 39,532 19,766 9,883 29,650 14,825 44,476 22,238 11,119 33,358 16,679 50,038 25,019 75,058 37,529 112,588 56,294 28,147 84,442 42,221 126,664 63,332 31,666 15,833 47,500 23,750 11,875 35,626 17,813 53,440 26,720 13,360 6,680 3,340 1,670 835 2,506 1,253 3,760 1,880 940 470 235 706 353 1,060 530 265

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