3² × 7² × 1249

Prime Factor Structure

Factorization String 3^2 × 7^2 × 1249

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 926,250

Proper Divisor Sum 375,441

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #550801 ← → #550811

1 3 7 9 21 49 63 147 441 1,249 3,747 8,743 11,241 26,229 61,201 78,687 183,603 550,809

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

550,809 1,652,428 826,214 413,107 1,239,322 619,661 1,858,984 929,492 464,746 232,373 697,120 348,560 174,280 87,140 43,570 21,785 65,356 32,678 16,339 49,018 24,509 73,528 36,764 18,382 9,191 27,574 13,787 41,362 20,681 62,044 31,022 15,511 46,534 23,267 69,802 34,901 104,704 52,352 26,176 13,088 6,544 3,272 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98

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