11 × 19 × 31 × 83

Prime Factor Structure

Factorization String 11 × 19 × 31 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 645,120

Proper Divisor Sum 107,363

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #537749 ← → #537769

1 11 19 31 83 209 341 589 913 1,577 2,573 6,479 17,347 28,303 48,887 537,757

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

537,757 1,613,272 806,636 403,318 201,659 604,978 302,489 907,468 453,734 226,867 680,602 340,301 1,020,904 510,452 255,226 127,613 382,840 191,420 95,710 47,855 143,566 71,783 215,350 107,675 323,026 161,513 484,540 242,270 121,135 363,406 181,703 545,110 272,555 817,666 408,833 1,226,500 613,250 306,625 919,876 459,938 229,969 689,908 344,954 172,477 517,432 258,716 129,358 64,679 194,038 97,019 291,058 145,529 436,588 218,294 109,147 327,442 163,721 491,164 245,582 122,791

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