2² × 13 × 31531

Prime Factor Structure

Factorization String 2^2 × 13 × 31531

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,090,136

Proper Divisor Sum 1,450,524

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1639609 ← → #1639613

1 2 4 13 26 52 31,531 63,062 126,124 409,903 819,806 1,639,612

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

1,639,612 819,806 409,903 1,229,710 614,855 1,844,566 922,283 2,766,850 1,383,425 4,150,276 2,075,138 1,037,569 3,112,708 1,556,354 778,177 2,334,532 1,167,266 583,633 1,750,900 875,450 437,725 1,313,176 656,588 328,294 164,147 492,442 246,221 738,664 369,332 184,666 92,333 277,000 138,500 69,250 34,625 103,876 51,938 25,969 77,908 38,954 19,477 58,432 29,216 14,608 7,304 3,652 1,826 913 2,740 1,370 685 2,056 1,028 514 257 772 386 193 580 290

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