5 × 19 × 53 × 137

Prime Factor Structure

Factorization String 5 × 19 × 53 × 137

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 894,240

Proper Divisor Sum 204,445

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #689789 ← → #689797

1 5 19 53 95 137 265 685 1,007 2,603 5,035 7,261 13,015 36,305 137,959 689,795

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

689,795 2,069,386 1,034,693 3,104,080 1,552,040 776,020 388,010 194,005 582,016 291,008 145,504 72,752 36,376 18,188 9,094 4,547 13,642 6,821 20,464 10,232 5,116 2,558 1,279 3,838 1,919 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572 7,786 3,893 11,680 5,840 2,920 1,460 730

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