3 × 19 × 23 × 419

Prime Factor Structure

Factorization String 3 × 19 × 23 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 806,400

Proper Divisor Sum 257,091

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #549281 ← → #549313

1 3 19 23 57 69 419 437 1,257 1,311 7,961 9,637 23,883 28,911 183,103 549,309

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

549,309 1,647,928 823,964 411,982 205,991 617,974 308,987 926,962 463,481 1,390,444 695,222 347,611 1,042,834 521,417 1,564,252 782,126 391,063 1,173,190 586,595 1,759,786 879,893 2,639,680 1,319,840 659,920 329,960 164,980 82,490 41,245 123,736 61,868 30,934 15,467 46,402 23,201 69,604 34,802 17,401 52,204 26,102 13,051 39,154 19,577 58,732 29,366 14,683 44,050 22,025 66,076 33,038 16,519 49,558 24,779 74,338 37,169 111,508 55,754 27,877 83,632 41,816 20,908

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