3² × 7 × 13 × 641

Prime Factor Structure

Factorization String 3^2 × 7 × 13 × 641

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 934,752

Proper Divisor Sum 409,773

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #524971 ← → #524981

1 3 7 9 13 21 39 63 91 117 273 641 819 1,923 4,487 5,769 8,333 13,461 24,999 40,383 58,331 74,997 174,993 524,979

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

524,979 1,574,938 787,469 2,362,408 1,181,204 590,602 295,301 885,904 442,952 221,476 110,738 55,369 166,108 83,054 41,527 124,582 62,291 186,874 93,437 280,312 140,156 70,078 35,039 105,118 52,559 157,678 78,839 236,518 118,259 354,778 177,389 532,168 266,084 133,042 66,521 199,564 99,782 49,891 149,674 74,837 224,512 112,256 56,128 28,064 14,032 7,016 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557

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