3 × 7 × 6421

Prime Factor Structure

Factorization String 3 × 7 × 6421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 205,504

Proper Divisor Sum 70,663

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #134839 ← → #134851

1 3 7 21 6,421 19,263 44,947 134,841

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

134,841 404,524 202,262 101,131 303,394 151,697 455,092 227,546 113,773 341,320 170,660 85,330 42,665 127,996 63,998 31,999 95,998 47,999 143,998 71,999 215,998 107,999 323,998 161,999 485,998 242,999 728,998 364,499 1,093,498 546,749 1,640,248 820,124 410,062 205,031 615,094 307,547 922,642 461,321 1,383,964 691,982 345,991 1,037,974 518,987 1,556,962 778,481 2,335,444 1,167,722 583,861 1,751,584 875,792 437,896 218,948 109,474 54,737 164,212 82,106 41,053 123,160 61,580 30,790

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