5 × 13 × 43 × 197

Prime Factor Structure

Factorization String 5 × 13 × 43 × 197

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 731,808

Proper Divisor Sum 181,193

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #550609 ← → #550621

1 5 13 43 65 197 215 559 985 2,561 2,795 8,471 12,805 42,355 110,123 550,615

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

550,615 1,651,846 825,923 2,477,770 1,238,885 3,716,656 1,858,328 929,164 464,582 232,291 696,874 348,437 1,045,312 522,656 261,328 130,664 65,332 32,666 16,333 49,000 24,500 12,250 6,125 18,376 9,188 4,594 2,297 6,892 3,446 1,723 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98

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