7 × 13 × 17 × 431

Prime Factor Structure

Factorization String 7 × 13 × 17 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 870,912

Proper Divisor Sum 204,155

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #666751 ← → #666769

1 7 13 17 91 119 221 431 1,547 3,017 5,603 7,327 39,221 51,289 95,251 666,757

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

666,757 2,000,272 1,000,136 500,068 250,034 125,017 375,052 187,526 93,763 281,290 140,645 421,936 210,968 105,484 52,742 26,371 79,114 39,557 118,672 59,336 29,668 14,834 7,417 22,252 11,126 5,563 16,690 8,345 25,036 12,518 6,259 18,778 9,389 28,168 14,084 7,042 3,521 10,564 5,282 2,641 7,924 3,962 1,981 5,944 2,972 1,486 743 2,230 1,115 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238

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