3 × 7 × 19 × 829

Prime Factor Structure

Factorization String 3 × 7 × 19 × 829

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 531,200

Proper Divisor Sum 200,429

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #330767 ← → #330787

1 3 7 19 21 57 133 399 829 2,487 5,803 15,751 17,409 47,253 110,257 330,771

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

330,771 992,314 496,157 1,488,472 744,236 372,118 186,059 558,178 279,089 837,268 418,634 209,317 627,952 313,976 156,988 78,494 39,247 117,742 58,871 176,614 88,307 264,922 132,461 397,384 198,692 99,346 49,673 149,020 74,510 37,255 111,766 55,883 167,650 83,825 251,476 125,738 62,869 188,608 94,304 47,152 23,576 11,788 5,894 2,947 8,842 4,421 13,264 6,632 3,316 1,658 829 2,488 1,244 622 311 934 467 1,402 701 2,104

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