3² × 31 × 1871

Prime Factor Structure

Factorization String 3^2 × 31 × 1871

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 778,752

Proper Divisor Sum 256,743

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #521999 ← → #522017

1 3 9 31 93 279 1,871 5,613 16,839 58,001 174,003 522,009

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

522,009 1,566,028 783,014 391,507 1,174,522 587,261 1,761,784 880,892 440,446 220,223 660,670 330,335 991,006 495,503 1,486,510 743,255 2,229,766 1,114,883 3,344,650 1,672,325 5,016,976 2,508,488 1,254,244 627,122 313,561 940,684 470,342 235,171 705,514 352,757 1,058,272 529,136 264,568 132,284 66,142 33,071 99,214 49,607 148,822 74,411 223,234 111,617 334,852 167,426 83,713 251,140 125,570 62,785 188,356 94,178 47,089 141,268 70,634 35,317 105,952 52,976 26,488 13,244 6,622 3,311

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