3 × 13 × 513031

Prime Factor Structure

Factorization String 3 × 13 × 513031

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 28,729,792

Proper Divisor Sum 8,721,583

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #20008207 ← → #20008211

1 3 13 39 513,031 1,539,093 6,669,403 20,008,209

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

20,008,209 60,024,628 30,012,314 15,006,157 45,018,472 22,509,236 11,254,618 5,627,309 16,881,928 8,440,964 4,220,482 2,110,241 6,330,724 3,165,362 1,582,681 4,748,044 2,374,022 1,187,011 3,561,034 1,780,517 5,341,552 2,670,776 1,335,388 667,694 333,847 1,001,542 500,771 1,502,314 751,157 2,253,472 1,126,736 563,368 281,684 140,842 70,421 211,264 105,632 52,816 26,408 13,204 6,602 3,301 9,904 4,952 2,476 1,238 619 1,858 929 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589

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