2² × 5 × 43 × 457

Prime Factor Structure

Factorization String 2^2 × 5 × 43 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 846,384

Proper Divisor Sum 453,364

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #393017 ← → #393031

1 2 4 5 10 20 43 86 172 215 430 457 860 914 1,828 2,285 4,570 9,140 19,651 39,302 78,604 98,255 196,510 393,020

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

393,020 196,510 98,255 294,766 147,383 442,150 221,075 663,226 331,613 994,840 497,420 248,710 124,355 373,066 186,533 559,600 279,800 139,900 69,950 34,975 104,926 52,463 157,390 78,695 236,086 118,043 354,130 177,065 531,196 265,598 132,799 398,398 199,199 597,598 298,799 896,398 448,199 1,344,598 672,299 2,016,898 1,008,449 3,025,348 1,512,674 756,337 2,269,012 1,134,506 567,253 1,701,760 850,880 425,440 212,720 106,360 53,180 26,590 13,295 39,886 19,943 59,830 29,915 89,746

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