3 × 5 × 23 × 1873

Prime Factor Structure

Factorization String 3 × 5 × 23 × 1873

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,079,424

Proper Divisor Sum 433,239

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #646183 ← → #646189

1 3 5 15 23 69 115 345 1,873 5,619 9,365 28,095 43,079 129,237 215,395 646,185

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

646,185 1,938,556 969,278 484,639 1,453,918 726,959 2,180,878 1,090,439 3,271,318 1,635,659 4,906,978 2,453,489 7,360,468 3,680,234 1,840,117 5,520,352 2,760,176 1,380,088 690,044 345,022 172,511 517,534 258,767 776,302 388,151 1,164,454 582,227 1,746,682 873,341 2,620,024 1,310,012 655,006 327,503 982,510 491,255 1,473,766 736,883 2,210,650 1,105,325 3,315,976 1,657,988 828,994 414,497 1,243,492 621,746 310,873 932,620 466,310 233,155 699,466 349,733 1,049,200 524,600 262,300 131,150 65,575 196,726 98,363 295,090 147,545

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