2³ × 17 × 154897

Prime Factor Structure

Factorization String 2^3 × 17 × 154897

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 41,822,460

Proper Divisor Sum 20,756,468

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21065971 ← → #21066007

1 2 4 8 17 34 68 136 154,897 309,794 619,588 1,239,176 2,633,249 5,266,498 10,532,996 21,065,992

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

21,065,992 10,532,996 5,266,498 2,633,249 7,899,748 3,949,874 1,974,937 5,924,812 2,962,406 1,481,203 4,443,610 2,221,805 6,665,416 3,332,708 1,666,354 833,177 2,499,532 1,249,766 624,883 1,874,650 937,325 2,811,976 1,405,988 702,994 351,497 1,054,492 527,246 263,623 790,870 395,435 1,186,306 593,153 1,779,460 889,730 444,865 1,334,596 667,298 333,649 1,000,948 500,474 250,237 750,712 375,356 187,678 93,839 281,518 140,759 422,278 211,139 633,418 316,709 950,128 475,064 237,532 118,766 59,383 178,150 89,075 267,226 133,613

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