5 × 13 × 19 × 3221

Prime Factor Structure

Factorization String 5 × 13 × 19 × 3221

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,412,960

Proper Divisor Sum 1,435,025

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #3977933 ← → #3977947

1 5 13 19 65 95 247 1,235 3,221 16,105 41,873 61,199 209,365 305,995 795,587 3,977,935

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

3,977,935 11,933,806 5,966,903 17,900,710 8,950,355 26,851,066 13,425,533 40,276,600 20,138,300 10,069,150 5,034,575 15,103,726 7,551,863 22,655,590 11,327,795 33,983,386 16,991,693 50,975,080 25,487,540 12,743,770 6,371,885 19,115,656 9,557,828 4,778,914 2,389,457 7,168,372 3,584,186 1,792,093 5,376,280 2,688,140 1,344,070 672,035 2,016,106 1,008,053 3,024,160 1,512,080 756,040 378,020 189,010 94,505 283,516 141,758 70,879 212,638 106,319 318,958 159,479 478,438 239,219 717,658 358,829 1,076,488 538,244 269,122 134,561 403,684 201,842 100,921 302,764 151,382

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