2² × 7 × 11 × 31 × 67

Prime Factor Structure

Factorization String 2^2 × 7 × 11 × 31 × 67

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 1,462,272

Proper Divisor Sum 822,556

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #639713 ← → #639719

1 2 4 7 11 14 22 28 31 44 62 67 77 124 134 154 217 268 308 341 434 469 682 737 868 938 1,364 1,474 1,876 2,077 2,387 2,948 4,154 4,774 5,159 8,308 9,548 10,318 14,539 20,636 22,847 29,078 45,694 58,156 91,388 159,929 319,858 639,716

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

639,716 319,858 159,929 479,788 239,894 119,947 359,842 179,921 539,764 269,882 134,941 404,824 202,412 101,206 50,603 151,810 75,905 227,716 113,858 56,929 170,788 85,394 42,697 128,092 64,046 32,023 96,070 48,035 144,106 72,053 216,160 108,080 54,040 27,020 13,510 6,755 20,266 10,133 30,400 15,200 7,600 3,800 1,900 950 475 1,426 713 2,140 1,070 535 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113

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