3 × 215659

Prime Factor Structure

Factorization String 3 × 215659

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 862,640

Proper Divisor Sum 215,663

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #646957 ← → #646979

1 3 215,659 646,977

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

646,977 1,940,932 970,466 485,233 1,455,700 727,850 363,925 1,091,776 545,888 272,944 136,472 68,236 34,118 17,059 51,178 25,589 76,768 38,384 19,192 9,596 4,798 2,399 7,198 3,599 10,798 5,399 16,198 8,099 24,298 12,149 36,448 18,224 9,112 4,556 2,278 1,139 3,418 1,709 5,128 2,564 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688

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