2 × 3 × 43 × 2579

Prime Factor Structure

Factorization String 2 × 3 × 43 × 2579

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,362,240

Proper Divisor Sum 696,858

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #665381 ← → #665387

1 2 3 6 43 86 129 258 2,579 5,158 7,737 15,474 110,897 221,794 332,691 665,382

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

665,382 332,691 998,074 499,037 1,497,112 748,556 374,278 187,139 561,418 280,709 842,128 421,064 210,532 105,266 52,633 157,900 78,950 39,475 118,426 59,213 177,640 88,820 44,410 22,205 66,616 33,308 16,654 8,327 24,982 12,491 37,474 18,737 56,212 28,106 14,053 42,160 21,080 10,540 5,270 2,635 7,906 3,953 11,860 5,930 2,965 8,896 4,448 2,224 1,112 556 278 139 418 209 628 314 157 472 236 118

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