2 × 13² × 23 × 89

Prime Factor Structure

Factorization String 2 × 13^2 × 23 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,185,840

Proper Divisor Sum 493,954

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #691877 ← → #691891

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

691,886 345,943 1,037,830 518,915 1,556,746 778,373 2,335,120 1,167,560 583,780 291,890 145,945 437,836 218,918 109,459 328,378 164,189 492,568 246,284 123,142 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

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