5 × 31 × 43 × 97

Prime Factor Structure

Factorization String 5 × 31 × 43 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 827,904

Proper Divisor Sum 181,399

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #646453 ← → #646519

1 5 31 43 97 155 215 485 1,333 3,007 4,171 6,665 15,035 20,855 129,301 646,505

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

646,505 1,939,516 969,758 484,879 1,454,638 727,319 2,181,958 1,090,979 3,272,938 1,636,469 4,909,408 2,454,704 1,227,352 613,676 306,838 153,419 460,258 230,129 690,388 345,194 172,597 517,792 258,896 129,448 64,724 32,362 16,181 48,544 24,272 12,136 6,068 3,034 1,517 4,552 2,276 1,138 569 1,708 854 427 1,282 641 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688

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