3 × 7 × 13 × 1789

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1789

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 801,920

Proper Divisor Sum 313,523

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #488381 ← → #488399

1 3 7 13 21 39 91 273 1,789 5,367 12,523 23,257 37,569 69,771 162,799 488,397

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

488,397 1,465,192 732,596 366,298 183,149 549,448 274,724 137,362 68,681 206,044 103,022 51,511 154,534 77,267 231,802 115,901 347,704 173,852 86,926 43,463 130,390 65,195 195,586 97,793 293,380 146,690 73,345 220,036 110,018 55,009 165,028 82,514 41,257 123,772 61,886 30,943 92,830 46,415 139,246 69,623 208,870 104,435 313,306 156,653 469,960 234,980 117,490 58,745 176,236 88,118 44,059 132,178 66,089 198,268 99,134 49,567 148,702 74,351 223,054 111,527

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