2 × 3 × 5 × 21481

Prime Factor Structure

Factorization String 2 × 3 × 5 × 21481

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,546,704

Proper Divisor Sum 902,274

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #644411 ← → #644431

1 2 3 5 6 10 15 30 21,481 42,962 64,443 107,405 128,886 214,810 322,215 644,430

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

644,430 322,215 966,646 483,323 1,449,970 724,985 2,174,956 1,087,478 543,739 1,631,218 815,609 2,446,828 1,223,414 611,707 1,835,122 917,561 2,752,684 1,376,342 688,171 2,064,514 1,032,257 3,096,772 1,548,386 774,193 2,322,580 1,161,290 580,645 1,741,936 870,968 435,484 217,742 108,871 326,614 163,307 489,922 244,961 734,884 367,442 183,721 551,164 275,582 137,791 413,374 206,687 620,062 310,031 930,094 465,047 1,395,142 697,571 2,092,714 1,046,357 3,139,072 1,569,536 784,768 392,384 196,192 98,096 49,048 24,524

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