3 × 7 × 21067

Prime Factor Structure

Factorization String 3 × 7 × 21067

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 674,176

Proper Divisor Sum 231,769

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #442399 ← → #442439

1 3 7 21 21,067 63,201 147,469 442,407

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

442,407 1,327,222 663,611 1,990,834 995,417 2,986,252 1,493,126 746,563 2,239,690 1,119,845 3,359,536 1,679,768 839,884 419,942 209,971 629,914 314,957 944,872 472,436 236,218 118,109 354,328 177,164 88,582 44,291 132,874 66,437 199,312 99,656 49,828 24,914 12,457 37,372 18,686 9,343 28,030 14,015 42,046 21,023 63,070 31,535 94,606 47,303 141,910 70,955 212,866 106,433 319,300 159,650 79,825 239,476 119,738 59,869 179,608 89,804 44,902 22,451 67,354 33,677 101,032

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