3 × 67 × 307 × 311

Prime Factor Structure

Factorization String 3 × 67 × 307 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,138,112

Proper Divisor Sum 6,947,235

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #19190869 ← → #19190879

1 3 67 201 307 311 921 933 20,569 20,837 61,707 62,511 95,477 286,431 6,396,959 19,190,877

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

19,190,877 57,572,632 28,786,316 14,393,158 7,196,579 21,589,738 10,794,869 32,384,608 16,192,304 8,096,152 4,048,076 2,024,038 1,012,019 3,036,058 1,518,029 4,554,088 2,277,044 1,138,522 569,261 1,707,784 853,892 426,946 213,473 640,420 320,210 160,105 480,316 240,158 120,079 360,238 180,119 540,358 270,179 810,538 405,269 1,215,808 607,904 303,952 151,976 75,988 37,994 18,997 56,992 28,496 14,248 7,124 3,562 1,781 5,344 2,672 1,336 668 334 167 502 251 754 377 1,132 566

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