2 × 5 × 43 × 1213

Prime Factor Structure

Factorization String 2 × 5 × 43 × 1213

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 961,488

Proper Divisor Sum 439,898

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #521581 ← → #521603

1 2 5 10 43 86 215 430 1,213 2,426 6,065 12,130 52,159 104,318 260,795 521,590

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

521,590 260,795 782,386 391,193 1,173,580 586,790 293,395 880,186 440,093 1,320,280 660,140 330,070 165,035 495,106 247,553 742,660 371,330 185,665 556,996 278,498 139,249 417,748 208,874 104,437 313,312 156,656 78,328 39,164 19,582 9,791 29,374 14,687 44,062 22,031 66,094 33,047 99,142 49,571 148,714 74,357 223,072 111,536 55,768 27,884 13,942 6,971 20,914 10,457 31,372 15,686 7,843 23,530 11,765 35,296 17,648 8,824 4,412 2,206 1,103 3,310

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