13 × 138821

Prime Factor Structure

Factorization String 13 × 138821

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,943,508

Proper Divisor Sum 138,835

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1804657 ← → #1804687

1 13 138,821 1,804,673

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

1,804,673 5,414,020 2,707,010 1,353,505 4,060,516 2,030,258 1,015,129 3,045,388 1,522,694 761,347 2,284,042 1,142,021 3,426,064 1,713,032 856,516 428,258 214,129 642,388 321,194 160,597 481,792 240,896 120,448 60,224 30,112 15,056 7,528 3,764 1,882 941 2,824 1,412 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215 646 323

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