3 × 7 × 13 × 19993

Prime Factor Structure

Factorization String 3 × 7 × 13 × 19993

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,957,312

Proper Divisor Sum 3,499,223

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #5458081 ← → #5458091

1 3 7 13 21 39 91 273 19,993 59,979 139,951 259,909 419,853 779,727 1,819,363 5,458,089

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

5,458,089 16,374,268 8,187,134 4,093,567 12,280,702 6,140,351 18,421,054 9,210,527 27,631,582 13,815,791 41,447,374 20,723,687 62,171,062 31,085,531 93,256,594 46,628,297 139,884,892 69,942,446 34,971,223 104,913,670 52,456,835 157,370,506 78,685,253 236,055,760 118,027,880 59,013,940 29,506,970 14,753,485 44,260,456 22,130,228 11,065,114 5,532,557 16,597,672 8,298,836 4,149,418 2,074,709 6,224,128 3,112,064 1,556,032 778,016 389,008 194,504 97,252 48,626 24,313 72,940 36,470 18,235 54,706 27,353 82,060 41,030 20,515 61,546 30,773 92,320 46,160 23,080 11,540 5,770

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