3 × 7 × 23 × 653

Prime Factor Structure

Factorization String 3 × 7 × 23 × 653

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 502,272

Proper Divisor Sum 186,873

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #315389 ← → #315407

1 3 7 21 23 69 161 483 653 1,959 4,571 13,713 15,019 45,057 105,133 315,399

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

315,399 946,198 473,099 1,419,298 709,649 2,128,948 1,064,474 532,237 1,596,712 798,356 399,178 199,589 598,768 299,384 149,692 74,846 37,423 112,270 56,135 168,406 84,203 252,610 126,305 378,916 189,458 94,729 284,188 142,094 71,047 213,142 106,571 319,714 159,857 479,572 239,786 119,893 359,680 179,840 89,920 44,960 22,480 11,240 5,620 2,810 1,405 4,216 2,108 1,054 527 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668 334

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