5 × 4211

Prime Factor Structure

Factorization String 5 × 4211

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 25,272

Proper Divisor Sum 4,217

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #21031 ← → #21059

1 5 4,211 21,055

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

21,055 63,166 31,583 94,750 47,375 142,126 71,063 213,190 106,595 319,786 159,893 479,680 239,840 119,920 59,960 29,980 14,990 7,495 22,486 11,243 33,730 16,865 50,596 25,298 12,649 37,948 18,974 9,487 28,462 14,231 42,694 21,347 64,042 32,021 96,064 48,032 24,016 12,008 6,004 3,002 1,501 4,504 2,252 1,126 563 1,690 845 2,536 1,268 634 317 952 476 238 119 358 179 538 269 808

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