5 × 13 × 17 × 6521

Prime Factor Structure

Factorization String 5 × 13 × 17 × 6521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,861,264

Proper Divisor Sum 2,655,559

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #7205687 ← → #7205743

1 5 13 17 65 85 221 1,105 6,521 32,605 84,773 110,857 423,865 554,285 1,441,141 7,205,705

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

7,205,705 21,617,116 10,808,558 5,404,279 16,212,838 8,106,419 24,319,258 12,159,629 36,478,888 18,239,444 9,119,722 4,559,861 13,679,584 6,839,792 3,419,896 1,709,948 854,974 427,487 1,282,462 641,231 1,923,694 961,847 2,885,542 1,442,771 4,328,314 2,164,157 6,492,472 3,246,236 1,623,118 811,559 2,434,678 1,217,339 3,652,018 1,826,009 5,478,028 2,739,014 1,369,507 4,108,522 2,054,261 6,162,784 3,081,392 1,540,696 770,348 385,174 192,587 577,762 288,881 866,644 433,322 216,661 649,984 324,992 162,496 81,248 40,624 20,312 10,156 5,078 2,539 7,618

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