3 × 7 × 13 × 2017

Prime Factor Structure

Factorization String 3 × 7 × 13 × 2017

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 904,064

Proper Divisor Sum 353,423

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #550637 ← → #550651

1 3 7 13 21 39 91 273 2,017 6,051 14,119 26,221 42,357 78,663 183,547 550,641

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

550,641 1,651,924 825,962 412,981 1,238,944 619,472 309,736 154,868 77,434 38,717 116,152 58,076 29,038 14,519 43,558 21,779 65,338 32,669 98,008 49,004 24,502 12,251 36,754 18,377 55,132 27,566 13,783 41,350 20,675 62,026 31,013 93,040 46,520 23,260 11,630 5,815 17,446 8,723 26,170 13,085 39,256 19,628 9,814 4,907 14,722 7,361 22,084 11,042 5,521 16,564 8,282 4,141 12,424 6,212 3,106 1,553 4,660 2,330 1,165 3,496

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