3 × 5 × 157 × 1693

Prime Factor Structure

Factorization String 3 × 5 × 157 × 1693

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,423,648

Proper Divisor Sum 2,436,633

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #3987013 ← → #3987019

1 3 5 15 157 471 785 1,693 2,355 5,079 8,465 25,395 265,801 797,403 1,329,005 3,987,015

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

3,987,015 11,961,046 5,980,523 17,941,570 8,970,785 26,912,356 13,456,178 6,728,089 20,184,268 10,092,134 5,046,067 15,138,202 7,569,101 22,707,304 11,353,652 5,676,826 2,838,413 8,515,240 4,257,620 2,128,810 1,064,405 3,193,216 1,596,608 798,304 399,152 199,576 99,788 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525 31,576 15,788 7,894 3,947 11,842 5,921 17,764 8,882 4,441 13,324 6,662 3,331 9,994 4,997 14,992 7,496 3,748 1,874 937 2,812 1,406 703

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