181 × 3989

Prime Factor Structure

Factorization String 181 × 3989

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 726,180

Proper Divisor Sum 4,171

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #721997 ← → #722011

1 181 3,989 722,009

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

722,009 2,166,028 1,083,014 541,507 1,624,522 812,261 2,436,784 1,218,392 609,196 304,598 152,299 456,898 228,449 685,348 342,674 171,337 514,012 257,006 128,503 385,510 192,755 578,266 289,133 867,400 433,700 216,850 108,425 325,276 162,638 81,319 243,958 121,979 365,938 182,969 548,908 274,454 137,227 411,682 205,841 617,524 308,762 154,381 463,144 231,572 115,786 57,893 173,680 86,840 43,420 21,710 10,855 32,566 16,283 48,850 24,425 73,276 36,638 18,319 54,958 27,479

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