2⁴ × 19 × 37 × 61

Prime Factor Structure

Factorization String 2^4 × 19 × 37 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 1,460,720

Proper Divisor Sum 774,592

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #686117 ← → #686131

1 2 4 8 16 19 37 38 61 74 76 122 148 152 244 296 304 488 592 703 976 1,159 1,406 2,257 2,318 2,812 4,514 4,636 5,624 9,028 9,272 11,248 18,056 18,544 36,112 42,883 85,766 171,532 343,064 686,128

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

686,128 343,064 171,532 85,766 42,883 128,650 64,325 192,976 96,488 48,244 24,122 12,061 36,184 18,092 9,046 4,523 13,570 6,785 20,356 10,178 5,089 15,268 7,634 3,817 11,452 5,726 2,863 8,590 4,295 12,886 6,443 19,330 9,665 28,996 14,498 7,249 21,748 10,874 5,437 16,312 8,156 4,078 2,039 6,118 3,059 9,178 4,589 13,768 6,884 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360

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