2 × 7 × 457 × 521

Prime Factor Structure

Factorization String 2 × 7 × 457 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,737,824

Proper Divisor Sum 2,404,466

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3333331 ← → #3333373

1 2 7 14 457 521 914 1,042 3,199 3,647 6,398 7,294 238,097 476,194 1,666,679 3,333,358

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

3,333,358 1,666,679 5,000,038 2,500,019 7,500,058 3,750,029 11,250,088 5,625,044 2,812,522 1,406,261 4,218,784 2,109,392 1,054,696 527,348 263,674 131,837 395,512 197,756 98,878 49,439 148,318 74,159 222,478 111,239 333,718 166,859 500,578 250,289 750,868 375,434 187,717 563,152 281,576 140,788 70,394 35,197 105,592 52,796 26,398 13,199 39,598 19,799 59,398 29,699 89,098 44,549 133,648 66,824 33,412 16,706 8,353 25,060 12,530 6,265 18,796 9,398 4,699 14,098 7,049 21,148

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