19 × 23 × 31 × 37

Prime Factor Structure

Factorization String 19 × 23 × 31 × 37

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 583,680

Proper Divisor Sum 82,441

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #501233 ← → #501257

1 19 23 31 37 437 589 703 713 851 1,147 13,547 16,169 21,793 26,381 501,239

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

501,239 1,503,718 751,859 2,255,578 1,127,789 3,383,368 1,691,684 845,842 422,921 1,268,764 634,382 317,191 951,574 475,787 1,427,362 713,681 2,141,044 1,070,522 535,261 1,605,784 802,892 401,446 200,723 602,170 301,085 903,256 451,628 225,814 112,907 338,722 169,361 508,084 254,042 127,021 381,064 190,532 95,266 47,633 142,900 71,450 35,725 107,176 53,588 26,794 13,397 40,192 20,096 10,048 5,024 2,512 1,256 628 314 157 472 236 118 59 178 89

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