3 × 5 × 71 × 1523

Prime Factor Structure

Factorization String 3 × 5 × 71 × 1523

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,633,472

Proper Divisor Sum 1,011,477

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1621993 ← → #1622009

1 3 5 15 71 213 355 1,065 1,523 4,569 7,615 22,845 108,133 324,399 540,665 1,621,995

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

1,621,995 4,865,986 2,432,993 7,298,980 3,649,490 1,824,745 5,474,236 2,737,118 1,368,559 4,105,678 2,052,839 6,158,518 3,079,259 9,237,778 4,618,889 13,856,668 6,928,334 3,464,167 10,392,502 5,196,251 15,588,754 7,794,377 23,383,132 11,691,566 5,845,783 17,537,350 8,768,675 26,306,026 13,153,013 39,459,040 19,729,520 9,864,760 4,932,380 2,466,190 1,233,095 3,699,286 1,849,643 5,548,930 2,774,465 8,323,396 4,161,698 2,080,849 6,242,548 3,121,274 1,560,637 4,681,912 2,340,956 1,170,478 585,239 1,755,718 877,859 2,633,578 1,316,789 3,950,368 1,975,184 987,592 493,796 246,898 123,449 370,348

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