2 × 3 × 7 × 39581

Prime Factor Structure

Factorization String 2 × 3 × 7 × 39581

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,799,872

Proper Divisor Sum 2,137,470

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1662389 ← → #1662403

1 2 3 6 7 14 21 42 39,581 79,162 118,743 237,486 277,067 554,134 831,201 1,662,402

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

1,662,402 831,201 2,493,604 1,246,802 623,401 1,870,204 935,102 467,551 1,402,654 701,327 2,103,982 1,051,991 3,155,974 1,577,987 4,733,962 2,366,981 7,100,944 3,550,472 1,775,236 887,618 443,809 1,331,428 665,714 332,857 998,572 499,286 249,643 748,930 374,465 1,123,396 561,698 280,849 842,548 421,274 210,637 631,912 315,956 157,978 78,989 236,968 118,484 59,242 29,621 88,864 44,432 22,216 11,108 5,554 2,777 8,332 4,166 2,083 6,250 3,125 9,376 4,688 2,344 1,172 586 293

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