3 × 5 × 109 × 421

Prime Factor Structure

Factorization String 3 × 5 × 109 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,114,080

Proper Divisor Sum 425,745

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #688333 ← → #688339

1 3 5 15 109 327 421 545 1,263 1,635 2,105 6,315 45,889 137,667 229,445 688,335

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

688,335 2,065,006 1,032,503 3,097,510 1,548,755 4,646,266 2,323,133 6,969,400 3,484,700 1,742,350 871,175 2,613,526 1,306,763 3,920,290 1,960,145 5,880,436 2,940,218 1,470,109 4,410,328 2,205,164 1,102,582 551,291 1,653,874 826,937 2,480,812 1,240,406 620,203 1,860,610 930,305 2,790,916 1,395,458 697,729 2,093,188 1,046,594 523,297 1,569,892 784,946 392,473 1,177,420 588,710 294,355 883,066 441,533 1,324,600 662,300 331,150 165,575 496,726 248,363 745,090 372,545 1,117,636 558,818 279,409 838,228 419,114 209,557 628,672 314,336 157,168

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