3 × 5 × 61 × 22921

Prime Factor Structure

Factorization String 3 × 5 × 61 × 22921

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 34,107,936

Proper Divisor Sum 13,135,221

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #20972663 ← → #20972729

1 3 5 15 61 183 305 915 22,921 68,763 114,605 343,815 1,398,181 4,194,543 6,990,905 20,972,715

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

20,972,715 62,918,146 31,459,073 94,377,220 47,188,610 23,594,305 70,782,916 35,391,458 17,695,729 53,087,188 26,543,594 13,271,797 39,815,392 19,907,696 9,953,848 4,976,924 2,488,462 1,244,231 3,732,694 1,866,347 5,599,042 2,799,521 8,398,564 4,199,282 2,099,641 6,298,924 3,149,462 1,574,731 4,724,194 2,362,097 7,086,292 3,543,146 1,771,573 5,314,720 2,657,360 1,328,680 664,340 332,170 166,085 498,256 249,128 124,564 62,282 31,141 93,424 46,712 23,356 11,678 5,839 17,518 8,759 26,278 13,139 39,418 19,709 59,128 29,564 14,782 7,391 22,174

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