3 × 7 × 31 × 641

Prime Factor Structure

Factorization String 3 × 7 × 31 × 641

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 657,408

Proper Divisor Sum 240,117

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #417283 ← → #417293

1 3 7 21 31 93 217 641 651 1,923 4,487 13,461 19,871 59,613 139,097 417,291

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

417,291 1,251,874 625,937 1,877,812 938,906 469,453 1,408,360 704,180 352,090 176,045 528,136 264,068 132,034 66,017 198,052 99,026 49,513 148,540 74,270 37,135 111,406 55,703 167,110 83,555 250,666 125,333 376,000 188,000 94,000 47,000 23,500 11,750 5,875 17,626 8,813 26,440 13,220 6,610 3,305 9,916 4,958 2,479 7,438 3,719 11,158 5,579 16,738 8,369 25,108 12,554 6,277 18,832 9,416 4,708 2,354 1,177 3,532 1,766 883 2,650

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