2 × 13 × 19 × 1721

Prime Factor Structure

Factorization String 2 × 13 × 19 × 1721

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,446,480

Proper Divisor Sum 596,306

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #850147 ← → #850177

1 2 13 19 26 38 247 494 1,721 3,442 22,373 32,699 44,746 65,398 425,087 850,174

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

850,174 425,087 1,275,262 637,631 1,912,894 956,447 2,869,342 1,434,671 4,304,014 2,152,007 6,456,022 3,228,011 9,684,034 4,842,017 14,526,052 7,263,026 3,631,513 10,894,540 5,447,270 2,723,635 8,170,906 4,085,453 12,256,360 6,128,180 3,064,090 1,532,045 4,596,136 2,298,068 1,149,034 574,517 1,723,552 861,776 430,888 215,444 107,722 53,861 161,584 80,792 40,396 20,198 10,099 30,298 15,149 45,448 22,724 11,362 5,681 17,044 8,522 4,261 12,784 6,392 3,196 1,598 799 2,398 1,199 3,598 1,799 5,398

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