3 × 7 × 17 × 1721

Prime Factor Structure

Factorization String 3 × 7 × 17 × 1721

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 991,872

Proper Divisor Sum 377,475

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #614387 ← → #614413

1 3 7 17 21 51 119 357 1,721 5,163 12,047 29,257 36,141 87,771 204,799 614,397

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

614,397 1,843,192 921,596 460,798 230,399 691,198 345,599 1,036,798 518,399 1,555,198 777,599 2,332,798 1,166,399 3,499,198 1,749,599 5,248,798 2,624,399 7,873,198 3,936,599 11,809,798 5,904,899 17,714,698 8,857,349 26,572,048 13,286,024 6,643,012 3,321,506 1,660,753 4,982,260 2,491,130 1,245,565 3,736,696 1,868,348 934,174 467,087 1,401,262 700,631 2,101,894 1,050,947 3,152,842 1,576,421 4,729,264 2,364,632 1,182,316 591,158 295,579 886,738 443,369 1,330,108 665,054 332,527 997,582 498,791 1,496,374 748,187 2,244,562 1,122,281 3,366,844 1,683,422 841,711

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