2³ × 131 × 211

Prime Factor Structure

Factorization String 2^3 × 131 × 211

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 419,760

Proper Divisor Sum 198,632

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #221101 ← → #221159

1 2 4 8 131 211 262 422 524 844 1,048 1,688 27,641 55,282 110,564 221,128

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

221,128 110,564 55,282 27,641 82,924 41,462 20,731 62,194 31,097 93,292 46,646 23,323 69,970 34,985 104,956 52,478 26,239 78,718 39,359 118,078 59,039 177,118 88,559 265,678 132,839 398,518 199,259 597,778 298,889 896,668 448,334 224,167 672,502 336,251 1,008,754 504,377 1,513,132 756,566 378,283 1,134,850 567,425 1,702,276 851,138 425,569 1,276,708 638,354 319,177 957,532 478,766 239,383 718,150 359,075 1,077,226 538,613 1,615,840 807,920 403,960 201,980 100,990 50,495

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