3 × 29 × 53 × 4091

Prime Factor Structure

Factorization String 3 × 29 × 53 × 4091

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,516,160

Proper Divisor Sum 7,652,559

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #18863573 ← → #18863629

1 3 29 53 87 159 1,537 4,091 4,611 12,273 118,639 216,823 355,917 650,469 6,287,867 18,863,601

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

18,863,601 56,590,804 28,295,402 14,147,701 42,443,104 21,221,552 10,610,776 5,305,388 2,652,694 1,326,347 3,979,042 1,989,521 5,968,564 2,984,282 1,492,141 4,476,424 2,238,212 1,119,106 559,553 1,678,660 839,330 419,665 1,258,996 629,498 314,749 944,248 472,124 236,062 118,031 354,094 177,047 531,142 265,571 796,714 398,357 1,195,072 597,536 298,768 149,384 74,692 37,346 18,673 56,020 28,010 14,005 42,016 21,008 10,504 5,252 2,626 1,313 3,940 1,970 985 2,956 1,478 739 2,218 1,109 3,328

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