2 × 7 × 67 × 659

Prime Factor Structure

Factorization String 2 × 7 × 67 × 659

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,077,120

Proper Divisor Sum 458,978

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #618131 ← → #618161

1 2 7 14 67 134 469 659 938 1,318 4,613 9,226 44,153 88,306 309,071 618,142

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

618,142 309,071 927,214 463,607 1,390,822 695,411 2,086,234 1,043,117 3,129,352 1,564,676 782,338 391,169 1,173,508 586,754 293,377 880,132 440,066 220,033 660,100 330,050 165,025 495,076 247,538 123,769 371,308 185,654 92,827 278,482 139,241 417,724 208,862 104,431 313,294 156,647 469,942 234,971 704,914 352,457 1,057,372 528,686 264,343 793,030 396,515 1,189,546 594,773 1,784,320 892,160 446,080 223,040 111,520 55,760 27,880 13,940 6,970 3,485 10,456 5,228 2,614 1,307 3,922

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