3 × 7 × 71 × 353

Prime Factor Structure

Factorization String 3 × 7 × 71 × 353

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 815,616

Proper Divisor Sum 289,293

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #526307 ← → #526367

1 3 7 21 71 213 353 497 1,059 1,491 2,471 7,413 25,063 75,189 175,441 526,323

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

526,323 1,578,970 789,485 2,368,456 1,184,228 592,114 296,057 888,172 444,086 222,043 666,130 333,065 999,196 499,598 249,799 749,398 374,699 1,124,098 562,049 1,686,148 843,074 421,537 1,264,612 632,306 316,153 948,460 474,230 237,115 711,346 355,673 1,067,020 533,510 266,755 800,266 400,133 1,200,400 600,200 300,100 150,050 75,025 225,076 112,538 56,269 168,808 84,404 42,202 21,101 63,304 31,652 15,826 7,913 23,740 11,870 5,935 17,806 8,903 26,710 13,355 40,066 20,033

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