173 × 3221

Prime Factor Structure

Factorization String 173 × 3221

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 560,628

Proper Divisor Sum 3,395

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #557201 ← → #557261

1 173 3,221 557,233

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

557,233 1,671,700 835,850 417,925 1,253,776 626,888 313,444 156,722 78,361 235,084 117,542 58,771 176,314 88,157 264,472 132,236 66,118 33,059 99,178 49,589 148,768 74,384 37,192 18,596 9,298 4,649 13,948 6,974 3,487 10,462 5,231 15,694 7,847 23,542 11,771 35,314 17,657 52,972 26,486 13,243 39,730 19,865 59,596 29,798 14,899 44,698 22,349 67,048 33,524 16,762 8,381 25,144 12,572 6,286 3,143 9,430 4,715 14,146 7,073 21,220

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