3 × 5 × 19 × 23 × 79

Prime Factor Structure

Factorization String 3 × 5 × 19 × 23 × 79

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 921,600

Proper Divisor Sum 403,755

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #517831 ← → #517861

1 3 5 15 19 23 57 69 79 95 115 237 285 345 395 437 1,185 1,311 1,501 1,817 2,185 4,503 5,451 6,555 7,505 9,085 22,515 27,255 34,523 103,569 172,615 517,845

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

517,845 1,553,536 776,768 388,384 194,192 97,096 48,548 24,274 12,137 36,412 18,206 9,103 27,310 13,655 40,966 20,483 61,450 30,725 92,176 46,088 23,044 11,522 5,761 17,284 8,642 4,321 12,964 6,482 3,241 9,724 4,862 2,431 7,294 3,647 10,942 5,471 16,414 8,207 24,622 12,311 36,934 18,467 55,402 27,701 83,104 41,552 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097 3,292

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