7 × 31 × 37 × 61

Prime Factor Structure

Factorization String 7 × 31 × 37 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 603,136

Proper Divisor Sum 113,367

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #489761 ← → #489791

1 7 31 37 61 217 259 427 1,147 1,891 2,257 8,029 13,237 15,799 69,967 489,769

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

489,769 1,469,308 734,654 367,327 1,101,982 550,991 1,652,974 826,487 2,479,462 1,239,731 3,719,194 1,859,597 5,578,792 2,789,396 1,394,698 697,349 2,092,048 1,046,024 523,012 261,506 130,753 392,260 196,130 98,065 294,196 147,098 73,549 220,648 110,324 55,162 27,581 82,744 41,372 20,686 10,343 31,030 15,515 46,546 23,273 69,820 34,910 17,455 52,366 26,183 78,550 39,275 117,826 58,913 176,740 88,370 44,185 132,556 66,278 33,139 99,418 49,709 149,128 74,564 37,282 18,641

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