31 × 439 × 1291

Prime Factor Structure

Factorization String 31 × 439 × 1291

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 18,191,360

Proper Divisor Sum 622,141

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #17569133 ← → #17569229

1 31 439 1,291 13,609 40,021 566,749 17,569,219

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

17,569,219 52,707,658 26,353,829 79,061,488 39,530,744 19,765,372 9,882,686 4,941,343 14,824,030 7,412,015 22,236,046 11,118,023 33,354,070 16,677,035 50,031,106 25,015,553 75,046,660 37,523,330 18,761,665 56,284,996 28,142,498 14,071,249 42,213,748 21,106,874 10,553,437 31,660,312 15,830,156 7,915,078 3,957,539 11,872,618 5,936,309 17,808,928 8,904,464 4,452,232 2,226,116 1,113,058 556,529 1,669,588 834,794 417,397 1,252,192 626,096 313,048 156,524 78,262 39,131 117,394 58,697 176,092 88,046 44,023 132,070 66,035 198,106 99,053 297,160 148,580 74,290 37,145 111,436

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