3 × 17 × 37 × 149

Prime Factor Structure

Factorization String 3 × 17 × 37 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 410,400

Proper Divisor Sum 129,237

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #281159 ← → #281167

1 3 17 37 51 111 149 447 629 1,887 2,533 5,513 7,599 16,539 93,721 281,163

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

281,163 843,490 421,745 1,265,236 632,618 316,309 948,928 474,464 237,232 118,616 59,308 29,654 14,827 44,482 22,241 66,724 33,362 16,681 50,044 25,022 12,511 37,534 18,767 56,302 28,151 84,454 42,227 126,682 63,341 190,024 95,012 47,506 23,753 71,260 35,630 17,815 53,446 26,723 80,170 40,085 120,256 60,128 30,064 15,032 7,516 3,758 1,879 5,638 2,819 8,458 4,229 12,688 6,344 3,172 1,586 793 2,380 1,190 595 1,786

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