3 × 19 × 31 × 223

Prime Factor Structure

Factorization String 3 × 19 × 31 × 223

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 573,440

Proper Divisor Sum 179,399

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #394039 ← → #394049

1 3 19 31 57 93 223 589 669 1,767 4,237 6,913 12,711 20,739 131,347 394,041

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

394,041 1,182,124 591,062 295,531 886,594 443,297 1,329,892 664,946 332,473 997,420 498,710 249,355 748,066 374,033 1,122,100 561,050 280,525 841,576 420,788 210,394 105,197 315,592 157,796 78,898 39,449 118,348 59,174 29,587 88,762 44,381 133,144 66,572 33,286 16,643 49,930 24,965 74,896 37,448 18,724 9,362 4,681 14,044 7,022 3,511 10,534 5,267 15,802 7,901 23,704 11,852 5,926 2,963 8,890 4,445 13,336 6,668 3,334 1,667 5,002 2,501

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