3 × 7 × 13 × 1613

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1613

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 723,072

Proper Divisor Sum 282,723

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #440347 ← → #440371

1 3 7 13 21 39 91 273 1,613 4,839 11,291 20,969 33,873 62,907 146,783 440,349

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

440,349 1,321,048 660,524 330,262 165,131 495,394 247,697 743,092 371,546 185,773 557,320 278,660 139,330 69,665 208,996 104,498 52,249 156,748 78,374 39,187 117,562 58,781 176,344 88,172 44,086 22,043 66,130 33,065 99,196 49,598 24,799 74,398 37,199 111,598 55,799 167,398 83,699 251,098 125,549 376,648 188,324 94,162 47,081 141,244 70,622 35,311 105,934 52,967 158,902 79,451 238,354 119,177 357,532 178,766 89,383 268,150 134,075 402,226 201,113 603,340

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