23 × 139 × 521

Prime Factor Structure

Factorization String 23 × 139 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,753,920

Proper Divisor Sum 88,283

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #1665623 ← → #1665647

1 23 139 521 3,197 11,983 72,419 1,665,637

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

1,665,637 4,996,912 2,498,456 1,249,228 624,614 312,307 936,922 468,461 1,405,384 702,692 351,346 175,673 527,020 263,510 131,755 395,266 197,633 592,900 296,450 148,225 444,676 222,338 111,169 333,508 166,754 83,377 250,132 125,066 62,533 187,600 93,800 46,900 23,450 11,725 35,176 17,588 8,794 4,397 13,192 6,596 3,298 1,649 4,948 2,474 1,237 3,712 1,856 928 464 232 116 58 29 88 44 22 11 34 17 52

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