2 × 7 × 71 × 409

Prime Factor Structure

Factorization String 2 × 7 × 71 × 409

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 708,480

Proper Divisor Sum 301,934

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #406531 ← → #406547

1 2 7 14 71 142 409 497 818 994 2,863 5,726 29,039 58,078 203,273 406,546

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

406,546 203,273 609,820 304,910 152,455 457,366 228,683 686,050 343,025 1,029,076 514,538 257,269 771,808 385,904 192,952 96,476 48,238 24,119 72,358 36,179 108,538 54,269 162,808 81,404 40,702 20,351 61,054 30,527 91,582 45,791 137,374 68,687 206,062 103,031 309,094 154,547 463,642 231,821 695,464 347,732 173,866 86,933 260,800 130,400 65,200 32,600 16,300 8,150 4,075 12,226 6,113 18,340 9,170 4,585 13,756 6,878 3,439 10,318 5,159 15,478

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