3 × 5 × 89 × 1609

Prime Factor Structure

Factorization String 3 × 5 × 89 × 1609

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,477,600

Proper Divisor Sum 1,329,585

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2148011 ← → #2148019

1 3 5 15 89 267 445 1,335 1,609 4,827 8,045 24,135 143,201 429,603 716,005 2,148,015

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

2,148,015 6,444,046 3,222,023 9,666,070 4,833,035 14,499,106 7,249,553 21,748,660 10,874,330 5,437,165 16,311,496 8,155,748 4,077,874 2,038,937 6,116,812 3,058,406 1,529,203 4,587,610 2,293,805 6,881,416 3,440,708 1,720,354 860,177 2,580,532 1,290,266 645,133 1,935,400 967,700 483,850 241,925 725,776 362,888 181,444 90,722 45,361 136,084 68,042 34,021 102,064 51,032 25,516 12,758 6,379 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226 12,113 36,340 18,170 9,085 27,256 13,628

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