2 × 7 × 19 × 823

Prime Factor Structure

Factorization String 2 × 7 × 19 × 823

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 395,520

Proper Divisor Sum 176,602

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #218887 ← → #218923

1 2 7 14 19 38 133 266 823 1,646 5,761 11,522 15,637 31,274 109,459 218,918

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

218,918 109,459 328,378 164,189 492,568 246,284 123,142 61,571 184,714 92,357 277,072 138,536 69,268 34,634 17,317 51,952 25,976 12,988 6,494 3,247 9,742 4,871 14,614 7,307 21,922 10,961 32,884 16,442 8,221 24,664 12,332 6,166 3,083 9,250 4,625 13,876 6,938 3,469 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40

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