3² × 31 × 2311

Prime Factor Structure

Factorization String 3^2 × 31 × 2311

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 961,792

Proper Divisor Sum 317,023

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #644767 ← → #644783

1 3 9 31 93 279 2,311 6,933 20,799 71,641 214,923 644,769

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

644,769 1,934,308 967,154 483,577 1,450,732 725,366 362,683 1,088,050 544,025 1,632,076 816,038 408,019 1,224,058 612,029 1,836,088 918,044 459,022 229,511 688,534 344,267 1,032,802 516,401 1,549,204 774,602 387,301 1,161,904 580,952 290,476 145,238 72,619 217,858 108,929 326,788 163,394 81,697 245,092 122,546 61,273 183,820 91,910 45,955 137,866 68,933 206,800 103,400 51,700 25,850 12,925 38,776 19,388 9,694 4,847 14,542 7,271 21,814 10,907 32,722 16,361 49,084 24,542

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