2 × 3 × 5² × 19 × 137

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 19 × 137

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,026,720

Proper Divisor Sum 636,270

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #390449 ← → #390463

1 2 3 5 6 10 15 19 25 30 38 50 57 75 95 114 137 150 190 274 285 411 475 570 685 822 950 1,370 1,425 2,055 2,603 2,850 3,425 4,110 5,206 6,850 7,809 10,275 13,015 15,618 20,550 26,030 39,045 65,075 78,090 130,150 195,225 390,450

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

390,450 195,225 585,676 292,838 146,419 439,258 219,629 658,888 329,444 164,722 82,361 247,084 123,542 61,771 185,314 92,657 277,972 138,986 69,493 208,480 104,240 52,120 26,060 13,030 6,515 19,546 9,773 29,320 14,660 7,330 3,665 10,996 5,498 2,749 8,248 4,124 2,062 1,031 3,094 1,547 4,642 2,321 6,964 3,482 1,741 5,224 2,612 1,306 653 1,960 980 490 245 736 368 184 92 46 23 70

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