3 × 7 × 109 × 283

Prime Factor Structure

Factorization String 3 × 7 × 109 × 283

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 999,680

Proper Divisor Sum 351,893

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #647783 ← → #647789

1 3 7 21 109 283 327 763 849 1,981 2,289 5,943 30,847 92,541 215,929 647,787

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

647,787 1,943,362 971,681 2,915,044 1,457,522 728,761 2,186,284 1,093,142 546,571 1,639,714 819,857 2,459,572 1,229,786 614,893 1,844,680 922,340 461,170 230,585 691,756 345,878 172,939 518,818 259,409 778,228 389,114 194,557 583,672 291,836 145,918 72,959 218,878 109,439 328,318 164,159 492,478 246,239 738,718 369,359 1,108,078 554,039 1,662,118 831,059 2,493,178 1,246,589 3,739,768 1,869,884 934,942 467,471 1,402,414 701,207 2,103,622 1,051,811 3,155,434 1,577,717 4,733,152 2,366,576 1,183,288 591,644 295,822 147,911

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