2 × 7 × 21977

Prime Factor Structure

Factorization String 2 × 7 × 21977

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 527,472

Proper Divisor Sum 219,794

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #307669 ← → #307687

1 2 7 14 21,977 43,954 153,839 307,678

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

307,678 153,839 461,518 230,759 692,278 346,139 1,038,418 519,209 1,557,628 778,814 389,407 1,168,222 584,111 1,752,334 876,167 2,628,502 1,314,251 3,942,754 1,971,377 5,914,132 2,957,066 1,478,533 4,435,600 2,217,800 1,108,900 554,450 277,225 831,676 415,838 207,919 623,758 311,879 935,638 467,819 1,403,458 701,729 2,105,188 1,052,594 526,297 1,578,892 789,446 394,723 1,184,170 592,085 1,776,256 888,128 444,064 222,032 111,016 55,508 27,754 13,877 41,632 20,816 10,408 5,204 2,602 1,301 3,904 1,952

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