3 × 7 × 19 × 353

Prime Factor Structure

Factorization String 3 × 7 × 19 × 353

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 226,560

Proper Divisor Sum 85,713

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #140839 ← → #140863

1 3 7 19 21 57 133 353 399 1,059 2,471 6,707 7,413 20,121 46,949 140,847

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

140,847 422,542 211,271 633,814 316,907 950,722 475,361 1,426,084 713,042 356,521 1,069,564 534,782 267,391 802,174 401,087 1,203,262 601,631 1,804,894 902,447 2,707,342 1,353,671 4,061,014 2,030,507 6,091,522 3,045,761 9,137,284 4,568,642 2,284,321 6,852,964 3,426,482 1,713,241 5,139,724 2,569,862 1,284,931 3,854,794 1,927,397 5,782,192 2,891,096 1,445,548 722,774 361,387 1,084,162 542,081 1,626,244 813,122 406,561 1,219,684 609,842 304,921 914,764 457,382 228,691 686,074 343,037 1,029,112 514,556 257,278 128,639 385,918 192,959

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