2 × 5 × 21587

Prime Factor Structure

Factorization String 2 × 5 × 21587

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 388,584

Proper Divisor Sum 172,714

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #215863 ← → #215893

1 2 5 10 21,587 43,174 107,935 215,870

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

215,870 107,935 323,806 161,903 485,710 242,855 728,566 364,283 1,092,850 546,425 1,639,276 819,638 409,819 1,229,458 614,729 1,844,188 922,094 461,047 1,383,142 691,571 2,074,714 1,037,357 3,112,072 1,556,036 778,018 389,009 1,167,028 583,514 291,757 875,272 437,636 218,818 109,409 328,228 164,114 82,057 246,172 123,086 61,543 184,630 92,315 276,946 138,473 415,420 207,710 103,855 311,566 155,783 467,350 233,675 701,026 350,513 1,051,540 525,770 262,885 788,656 394,328 197,164 98,582 49,291

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