13² × 126601

Prime Factor Structure

Factorization String 13^2 × 126601

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 23,168,166

Proper Divisor Sum 1,772,597

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #21395551 ← → #21395587

1 13 169 126,601 1,645,813 21,395,569

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

21,395,569 64,186,708 32,093,354 16,046,677 48,140,032 24,070,016 12,035,008 6,017,504 3,008,752 1,504,376 752,188 376,094 188,047 564,142 282,071 846,214 423,107 1,269,322 634,661 1,903,984 951,992 475,996 237,998 118,999 356,998 178,499 535,498 267,749 803,248 401,624 200,812 100,406 50,203 150,610 75,305 225,916 112,958 56,479 169,438 84,719 254,158 127,079 381,238 190,619 571,858 285,929 857,788 428,894 214,447 643,342 321,671 965,014 482,507 1,447,522 723,761 2,171,284 1,085,642 542,821 1,628,464 814,232

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