2 × 19 × 181 × 311

Prime Factor Structure

Factorization String 2 × 19 × 181 × 311

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,407,040

Proper Divisor Sum 1,267,982

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2139047 ← → #2139091

1 2 19 38 181 311 362 622 3,439 5,909 6,878 11,818 56,291 112,582 1,069,529 2,139,058

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

2,139,058 1,069,529 3,208,588 1,604,294 802,147 2,406,442 1,203,221 3,609,664 1,804,832 902,416 451,208 225,604 112,802 56,401 169,204 84,602 42,301 126,904 63,452 31,726 15,863 47,590 23,795 71,386 35,693 107,080 53,540 26,770 13,385 40,156 20,078 10,039 30,118 15,059 45,178 22,589 67,768 33,884 16,942 8,471 25,414 12,707 38,122 19,061 57,184 28,592 14,296 7,148 3,574 1,787 5,362 2,681 8,044 4,022 2,011 6,034 3,017 9,052 4,526 2,263

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