2 × 3 × 5² × 4273

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 4273

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,589,928

Proper Divisor Sum 948,978

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #640949 ← → #640957

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

640,950 320,475 961,426 480,713 1,442,140 721,070 360,535 1,081,606 540,803 1,622,410 811,205 2,433,616 1,216,808 608,404 304,202 152,101 456,304 228,152 114,076 57,038 28,519 85,558 42,779 128,338 64,169 192,508 96,254 48,127 144,382 72,191 216,574 108,287 324,862 162,431 487,294 243,647 730,942 365,471 1,096,414 548,207 1,644,622 822,311 2,466,934 1,233,467 3,700,402 1,850,201 5,550,604 2,775,302 1,387,651 4,162,954 2,081,477 6,244,432 3,122,216 1,561,108 780,554 390,277 1,170,832 585,416 292,708 146,354

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