3 × 5 × 29 × 499

Prime Factor Structure

Factorization String 3 × 5 × 29 × 499

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 360,000

Proper Divisor Sum 142,935

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #217057 ← → #217069

1 3 5 15 29 87 145 435 499 1,497 2,495 7,485 14,471 43,413 72,355 217,065

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

217,065 651,196 325,598 162,799 488,398 244,199 732,598 366,299 1,098,898 549,449 1,648,348 824,174 412,087 1,236,262 618,131 1,854,394 927,197 2,781,592 1,390,796 695,398 347,699 1,043,098 521,549 1,564,648 782,324 391,162 195,581 586,744 293,372 146,686 73,343 220,030 110,015 330,046 165,023 495,070 247,535 742,606 371,303 1,113,910 556,955 1,670,866 835,433 2,506,300 1,253,150 626,575 1,879,726 939,863 2,819,590 1,409,795 4,229,386 2,114,693 6,344,080 3,172,040 1,586,020 793,010 396,505 1,189,516 594,758 297,379

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