521 × 743

Prime Factor Structure

Factorization String 521 × 743

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 388,368

Proper Divisor Sum 1,265

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #387089 ← → #387109

1 521 743 387,103

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

387,103 1,161,310 580,655 1,741,966 870,983 2,612,950 1,306,475 3,919,426 1,959,713 5,879,140 2,939,570 1,469,785 4,409,356 2,204,678 1,102,339 3,307,018 1,653,509 4,960,528 2,480,264 1,240,132 620,066 310,033 930,100 465,050 232,525 697,576 348,788 174,394 87,197 261,592 130,796 65,398 32,699 98,098 49,049 147,148 73,574 36,787 110,362 55,181 165,544 82,772 41,386 20,693 62,080 31,040 15,520 7,760 3,880 1,940 970 485 1,456 728 364 182 91 274 137 412

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