5² × 41 × 647

Prime Factor Structure

Factorization String 5^2 × 41 × 647

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 843,696

Proper Divisor Sum 180,521

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #663167 ← → #663191

1 5 25 41 205 647 1,025 3,235 16,175 26,527 132,635 663,175

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

663,175 1,989,526 994,763 2,984,290 1,492,145 4,476,436 2,238,218 1,119,109 3,357,328 1,678,664 839,332 419,666 209,833 629,500 314,750 157,375 472,126 236,063 708,190 354,095 1,062,286 531,143 1,593,430 796,715 2,390,146 1,195,073 3,585,220 1,792,610 896,305 2,688,916 1,344,458 672,229 2,016,688 1,008,344 504,172 252,086 126,043 378,130 189,065 567,196 283,598 141,799 425,398 212,699 638,098 319,049 957,148 478,574 239,287 717,862 358,931 1,076,794 538,397 1,615,192 807,596 403,798 201,899 605,698 302,849 908,548

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