3² × 13 × 21851

Prime Factor Structure

Factorization String 3^2 × 13 × 21851

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,977,064

Proper Divisor Sum 1,420,497

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #2556559 ← → #2556569

1 3 9 13 39 117 21,851 65,553 196,659 284,063 852,189 2,556,567

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

2,556,567 7,669,702 3,834,851 11,504,554 5,752,277 17,256,832 8,628,416 4,314,208 2,157,104 1,078,552 539,276 269,638 134,819 404,458 202,229 606,688 303,344 151,672 75,836 37,918 18,959 56,878 28,439 85,318 42,659 127,978 63,989 191,968 95,984 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374 15,187 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815 38,446 19,223 57,670 28,835 86,506 43,253 129,760 64,880 32,440 16,220

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