3 × 13 × 43 × 2531

Prime Factor Structure

Factorization String 3 × 13 × 43 × 2531

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,238,848

Proper Divisor Sum 1,994,361

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #4244479 ← → #4244491

1 3 13 39 43 129 559 1,677 2,531 7,593 32,903 98,709 108,833 326,499 1,414,829 4,244,487

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

4,244,487 12,733,462 6,366,731 19,100,194 9,550,097 28,650,292 14,325,146 7,162,573 21,487,720 10,743,860 5,371,930 2,685,965 8,057,896 4,028,948 2,014,474 1,007,237 3,021,712 1,510,856 755,428 377,714 188,857 566,572 283,286 141,643 424,930 212,465 637,396 318,698 159,349 478,048 239,024 119,512 59,756 29,878 14,939 44,818 22,409 67,228 33,614 16,807 50,422 25,211 75,634 37,817 113,452 56,726 28,363 85,090 42,545 127,636 63,818 31,909 95,728 47,864 23,932 11,966 5,983 17,950 8,975 26,926

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