397 × 991

Prime Factor Structure

Factorization String 397 × 991

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 394,816

Proper Divisor Sum 1,389

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #393413 ← → #393451

1 397 991 393,427

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

393,427 1,180,282 590,141 1,770,424 885,212 442,606 221,303 663,910 331,955 995,866 497,933 1,493,800 746,900 373,450 186,725 560,176 280,088 140,044 70,022 35,011 105,034 52,517 157,552 78,776 39,388 19,694 9,847 29,542 14,771 44,314 22,157 66,472 33,236 16,618 8,309 24,928 12,464 6,232 3,116 1,558 779 2,338 1,169 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418

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