131 × 158161

Prime Factor Structure

Factorization String 131 × 158161

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,877,384

Proper Divisor Sum 158,293

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #20719087 ← → #20719109

1 131 158,161 20,719,091

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

20,719,091 62,157,274 31,078,637 93,235,912 46,617,956 23,308,978 11,654,489 34,963,468 17,481,734 8,740,867 26,222,602 13,111,301 39,333,904 19,666,952 9,833,476 4,916,738 2,458,369 7,375,108 3,687,554 1,843,777 5,531,332 2,765,666 1,382,833 4,148,500 2,074,250 1,037,125 3,111,376 1,555,688 777,844 388,922 194,461 583,384 291,692 145,846 72,923 218,770 109,385 328,156 164,078 82,039 246,118 123,059 369,178 184,589 553,768 276,884 138,442 69,221 207,664 103,832 51,916 25,958 12,979 38,938 19,469 58,408 29,204 14,602 7,301 21,904

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