7 × 11 × 257 × 509

Prime Factor Structure

Factorization String 7 × 11 × 257 × 509

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 12,631,680

Proper Divisor Sum 2,559,079

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #10072591 ← → #10072607

1 7 11 77 257 509 1,799 2,827 3,563 5,599 19,789 39,193 130,813 915,691 1,438,943 10,072,601

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

10,072,601 30,217,804 15,108,902 7,554,451 22,663,354 11,331,677 33,995,032 16,997,516 8,498,758 4,249,379 12,748,138 6,374,069 19,122,208 9,561,104 4,780,552 2,390,276 1,195,138 597,569 1,792,708 896,354 448,177 1,344,532 672,266 336,133 1,008,400 504,200 252,100 126,050 63,025 189,076 94,538 47,269 141,808 70,904 35,452 17,726 8,863 26,590 13,295 39,886 19,943 59,830 29,915 89,746 44,873 134,620 67,310 33,655 100,966 50,483 151,450 75,725 227,176 113,588 56,794 28,397 85,192 42,596 21,298 10,649

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