3 × 7 × 37 × 487

Prime Factor Structure

Factorization String 3 × 7 × 37 × 487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 593,408

Proper Divisor Sum 215,009

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #378379 ← → #378401

1 3 7 21 37 111 259 487 777 1,461 3,409 10,227 18,019 54,057 126,133 378,399

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

378,399 1,135,198 567,599 1,702,798 851,399 2,554,198 1,277,099 3,831,298 1,915,649 5,746,948 2,873,474 1,436,737 4,310,212 2,155,106 1,077,553 3,232,660 1,616,330 808,165 2,424,496 1,212,248 606,124 303,062 151,531 454,594 227,297 681,892 340,946 170,473 511,420 255,710 127,855 383,566 191,783 575,350 287,675 863,026 431,513 1,294,540 647,270 323,635 970,906 485,453 1,456,360 728,180 364,090 182,045 546,136 273,068 136,534 68,267 204,802 102,401 307,204 153,602 76,801 230,404 115,202 57,601 172,804 86,402

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