3 × 5 × 11 × 21397

Prime Factor Structure

Factorization String 3 × 5 × 11 × 21397

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,162,624

Proper Divisor Sum 2,632,119

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #3530467 ← → #3530507

1 3 5 11 15 33 55 165 21,397 64,191 106,985 235,367 320,955 706,101 1,176,835 3,530,505

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

3,530,505 10,591,516 5,295,758 2,647,879 7,943,638 3,971,819 11,915,458 5,957,729 17,873,188 8,936,594 4,468,297 13,404,892 6,702,446 3,351,223 10,053,670 5,026,835 15,080,506 7,540,253 22,620,760 11,310,380 5,655,190 2,827,595 8,482,786 4,241,393 12,724,180 6,362,090 3,181,045 9,543,136 4,771,568 2,385,784 1,192,892 596,446 298,223 894,670 447,335 1,342,006 671,003 2,013,010 1,006,505 3,019,516 1,509,758 754,879 2,264,638 1,132,319 3,396,958 1,698,479 5,095,438 2,547,719 7,643,158 3,821,579 11,464,738 5,732,369 17,197,108 8,598,554 4,299,277 12,897,832 6,448,916 3,224,458 1,612,229 4,836,688

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