13² × 19 × 1277

Prime Factor Structure

Factorization String 13^2 × 19 × 1277

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 4,677,480

Proper Divisor Sum 577,033

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #4100443 ← → #4100479

1 13 19 169 247 1,277 3,211 16,601 24,263 215,813 315,419 4,100,447

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

4,100,447 12,301,342 6,150,671 18,452,014 9,226,007 27,678,022 13,839,011 41,517,034 20,758,517 62,275,552 31,137,776 15,568,888 7,784,444 3,892,222 1,946,111 5,838,334 2,919,167 8,757,502 4,378,751 13,136,254 6,568,127 19,704,382 9,852,191 29,556,574 14,778,287 44,334,862 22,167,431 66,502,294 33,251,147 99,753,442 49,876,721 149,630,164 74,815,082 37,407,541 112,222,624 56,111,312 28,055,656 14,027,828 7,013,914 3,506,957 10,520,872 5,260,436 2,630,218 1,315,109 3,945,328 1,972,664 986,332 493,166 246,583 739,750 369,875 1,109,626 554,813 1,664,440 832,220 416,110 208,055 624,166 312,083 936,250

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