2 × 5 × 61 × 643

Prime Factor Structure

Factorization String 2 × 5 × 61 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 718,704

Proper Divisor Sum 326,474

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #392221 ← → #392233

1 2 5 10 61 122 305 610 643 1,286 3,215 6,430 39,223 78,446 196,115 392,230

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

392,230 196,115 588,346 294,173 882,520 441,260 220,630 110,315 330,946 165,473 496,420 248,210 124,105 372,316 186,158 93,079 279,238 139,619 418,858 209,429 628,288 314,144 157,072 78,536 39,268 19,634 9,817 29,452 14,726 7,363 22,090 11,045 33,136 16,568 8,284 4,142 2,071 6,214 3,107 9,322 4,661 13,984 6,992 3,496 1,748 874 437 1,312 656 328 164 82 41 124 62 31 94 47 142 71

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