3 × 19 × 179 × 1871

Prime Factor Structure

Factorization String 3 × 19 × 179 × 1871

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,956,800

Proper Divisor Sum 7,866,987

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #19089809 ← → #19089853

1 3 19 57 179 537 1,871 3,401 5,613 10,203 35,549 106,647 334,909 1,004,727 6,363,271 19,089,813

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

19,089,813 57,269,440 28,634,720 14,317,360 7,158,680 3,579,340 1,789,670 894,835 2,684,506 1,342,253 4,026,760 2,013,380 1,006,690 503,345 1,510,036 755,018 377,509 1,132,528 566,264 283,132 141,566 70,783 212,350 106,175 318,526 159,263 477,790 238,895 716,686 358,343 1,075,030 537,515 1,612,546 806,273 2,418,820 1,209,410 604,705 1,814,116 907,058 453,529 1,360,588 680,294 340,147 1,020,442 510,221 1,530,664 765,332 382,666 191,333 574,000 287,000 143,500 71,750 35,875 107,626 53,813 161,440 80,720 40,360 20,180

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