19² × 409

Prime Factor Structure

Factorization String 19^2 × 409

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 156,210

Proper Divisor Sum 8,561

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #147647 ← → #147661

1 19 361 409 7,771 147,649

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

147,649 442,948 221,474 110,737 332,212 166,106 83,053 249,160 124,580 62,290 31,145 93,436 46,718 23,359 70,078 35,039 105,118 52,559 157,678 78,839 236,518 118,259 354,778 177,389 532,168 266,084 133,042 66,521 199,564 99,782 49,891 149,674 74,837 224,512 112,256 56,128 28,064 14,032 7,016 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209 628 314 157

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