3² × 7 × 31²

Prime Factor Structure

Factorization String 3^2 × 7 × 31^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 103,272

Proper Divisor Sum 42,729

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #60539 ← → #60589

1 3 7 9 21 31 63 93 217 279 651 961 1,953 2,883 6,727 8,649 20,181 60,543

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

60,543 181,630 90,815 272,446 136,223 408,670 204,335 613,006 306,503 919,510 459,755 1,379,266 689,633 2,068,900 1,034,450 517,225 1,551,676 775,838 387,919 1,163,758 581,879 1,745,638 872,819 2,618,458 1,309,229 3,927,688 1,963,844 981,922 490,961 1,472,884 736,442 368,221 1,104,664 552,332 276,166 138,083 414,250 207,125 621,376 310,688 155,344 77,672 38,836 19,418 9,709 29,128 14,564 7,282 3,641 10,924 5,462 2,731 8,194 4,097 12,292 6,146 3,073 9,220 4,610 2,305

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