2 × 140143

Prime Factor Structure

Factorization String 2 × 140143

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 420,432

Proper Divisor Sum 140,146

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #280277 ← → #280297

1 2 140,143 280,286

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

280,286 140,143 420,430 210,215 630,646 315,323 945,970 472,985 1,418,956 709,478 354,739 1,064,218 532,109 1,596,328 798,164 399,082 199,541 598,624 299,312 149,656 74,828 37,414 18,707 56,122 28,061 84,184 42,092 21,046 10,523 31,570 15,785 47,356 23,678 11,839 35,518 17,759 53,278 26,639 79,918 39,959 119,878 59,939 179,818 89,909 269,728 134,864 67,432 33,716 16,858 8,429 25,288 12,644 6,322 3,161 9,484 4,742 2,371 7,114 3,557 10,672

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