2 × 278689

Prime Factor Structure

Factorization String 2 × 278689

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 836,070

Proper Divisor Sum 278,692

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #557377 ← → #557423

1 2 278,689 557,378

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

557,378 278,689 836,068 418,034 209,017 627,052 313,526 156,763 470,290 235,145 705,436 352,718 176,359 529,078 264,539 793,618 396,809 1,190,428 595,214 297,607 892,822 446,411 1,339,234 669,617 2,008,852 1,004,426 502,213 1,506,640 753,320 376,660 188,330 94,165 282,496 141,248 70,624 35,312 17,656 8,828 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330

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