521 × 827

Prime Factor Structure

Factorization String 521 × 827

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 432,216

Proper Divisor Sum 1,349

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #430861 ← → #430873

1 521 827 430,867

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

430,867 1,292,602 646,301 1,938,904 969,452 484,726 242,363 727,090 363,545 1,090,636 545,318 272,659 817,978 408,989 1,226,968 613,484 306,742 153,371 460,114 230,057 690,172 345,086 172,543 517,630 258,815 776,446 388,223 1,164,670 582,335 1,747,006 873,503 2,620,510 1,310,255 3,930,766 1,965,383 5,896,150 2,948,075 8,844,226 4,422,113 13,266,340 6,633,170 3,316,585 9,949,756 4,974,878 2,487,439 7,462,318 3,731,159 11,193,478 5,596,739 16,790,218 8,395,109 25,185,328 12,592,664 6,296,332 3,148,166 1,574,083 4,722,250 2,361,125 7,083,376 3,541,688

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