2 × 19 × 73 × 7109

Prime Factor Structure

Factorization String 2 × 19 × 73 × 7109

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 31,568,400

Proper Divisor Sum 11,848,034

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #19720343 ← → #19720397

1 2 19 38 73 146 1,387 2,774 7,109 14,218 135,071 270,142 518,957 1,037,914 9,860,183 19,720,366

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

19,720,366 9,860,183 29,580,550 14,790,275 44,370,826 22,185,413 66,556,240 33,278,120 16,639,060 8,319,530 4,159,765 12,479,296 6,239,648 3,119,824 1,559,912 779,956 389,978 194,989 584,968 292,484 146,242 73,121 219,364 109,682 54,841 164,524 82,262 41,131 123,394 61,697 185,092 92,546 46,273 138,820 69,410 34,705 104,116 52,058 26,029 78,088 39,044 19,522 9,761 29,284 14,642 7,321 21,964 10,982 5,491 16,474 8,237 24,712 12,356 6,178 3,089 9,268 4,634 2,317 6,952 3,476

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