3 × 5 × 67 × 19961

Prime Factor Structure

Factorization String 3 × 5 × 67 × 19961

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,577,984

Proper Divisor Sum 12,517,179

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #20060797 ← → #20060809

1 3 5 15 67 201 335 1,005 19,961 59,883 99,805 299,415 1,337,387 4,012,161 6,686,935 20,060,805

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

20,060,805 60,182,416 30,091,208 15,045,604 7,522,802 3,761,401 11,284,204 5,642,102 2,821,051 8,463,154 4,231,577 12,694,732 6,347,366 3,173,683 9,521,050 4,760,525 14,281,576 7,140,788 3,570,394 1,785,197 5,355,592 2,677,796 1,338,898 669,449 2,008,348 1,004,174 502,087 1,506,262 753,131 2,259,394 1,129,697 3,389,092 1,694,546 847,273 2,541,820 1,270,910 635,455 1,906,366 953,183 2,859,550 1,429,775 4,289,326 2,144,663 6,433,990 3,216,995 9,650,986 4,825,493 14,476,480 7,238,240 3,619,120 1,809,560 904,780 452,390 226,195 678,586 339,293 1,017,880 508,940 254,470 127,235

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