3² × 71 × 137

Prime Factor Structure

Factorization String 3^2 × 71 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 129,168

Proper Divisor Sum 41,625

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #87541 ← → #87547

1 3 9 71 137 213 411 639 1,233 9,727 29,181 87,543

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

87,543 262,630 131,315 393,946 196,973 590,920 295,460 147,730 73,865 221,596 110,798 55,399 166,198 83,099 249,298 124,649 373,948 186,974 93,487 280,462 140,231 420,694 210,347 631,042 315,521 946,564 473,282 236,641 709,924 354,962 177,481 532,444 266,222 133,111 399,334 199,667 599,002 299,501 898,504 449,252 224,626 112,313 336,940 168,470 84,235 252,706 126,353 379,060 189,530 94,765 284,296 142,148 71,074 35,537 106,612 53,306 26,653 79,960 39,980 19,990

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