2² × 5 × 59 × 691

Prime Factor Structure

Factorization String 2^2 × 5 × 59 × 691

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,743,840

Proper Divisor Sum 928,460

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #815351 ← → #815389

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

815,380 407,690 203,845 611,536 305,768 152,884 76,442 38,221 114,664 57,332 28,666 14,333 43,000 21,500 10,750 5,375 16,126 8,063 24,190 12,095 36,286 18,143 54,430 27,215 81,646 40,823 122,470 61,235 183,706 91,853 275,560 137,780 68,890 34,445 103,336 51,668 25,834 12,917 38,752 19,376 9,688 4,844 2,422 1,211 3,634 1,817 5,452 2,726 1,363 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454 1,727 5,182

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