13 × 43 × 6521

Prime Factor Structure

Factorization String 13 × 43 × 6521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,017,552

Proper Divisor Sum 372,313

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #3645227 ← → #3645251

1 13 43 559 6,521 84,773 280,403 3,645,239

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

3,645,239 10,935,718 5,467,859 16,403,578 8,201,789 24,605,368 12,302,684 6,151,342 3,075,671 9,227,014 4,613,507 13,840,522 6,920,261 20,760,784 10,380,392 5,190,196 2,595,098 1,297,549 3,892,648 1,946,324 973,162 486,581 1,459,744 729,872 364,936 182,468 91,234 45,617 136,852 68,426 34,213 102,640 51,320 25,660 12,830 6,415 19,246 9,623 28,870 14,435 43,306 21,653 64,960 32,480 16,240 8,120 4,060 2,030 1,015 3,046 1,523 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643

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