3³ × 5 × 21407

Prime Factor Structure

Factorization String 3^3 × 5 × 21407

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,137,920

Proper Divisor Sum 2,247,975

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #2889923 ← → #2889947

1 3 5 9 15 27 45 135 21,407 64,221 107,035 192,663 321,105 577,989 963,315 2,889,945

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

2,889,945 8,669,836 4,334,918 2,167,459 6,502,378 3,251,189 9,753,568 4,876,784 2,438,392 1,219,196 609,598 304,799 914,398 457,199 1,371,598 685,799 2,057,398 1,028,699 3,086,098 1,543,049 4,629,148 2,314,574 1,157,287 3,471,862 1,735,931 5,207,794 2,603,897 7,811,692 3,905,846 1,952,923 5,858,770 2,929,385 8,788,156 4,394,078 2,197,039 6,591,118 3,295,559 9,886,678 4,943,339 14,830,018 7,415,009 22,245,028 11,122,514 5,561,257 16,683,772 8,341,886 4,170,943 12,512,830 6,256,415 18,769,246 9,384,623 28,153,870 14,076,935 42,230,806 21,115,403 63,346,210 31,673,105 95,019,316 47,509,658 23,754,829

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