3 × 13 × 277 × 647

Prime Factor Structure

Factorization String 3 × 13 × 277 × 647

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,088,064

Proper Divisor Sum 3,098,523

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #6989537 ← → #6989573

1 3 13 39 277 647 831 1,941 3,601 8,411 10,803 25,233 179,219 537,657 2,329,847 6,989,541

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

6,989,541 20,968,624 10,484,312 5,242,156 2,621,078 1,310,539 3,931,618 1,965,809 5,897,428 2,948,714 1,474,357 4,423,072 2,211,536 1,105,768 552,884 276,442 138,221 414,664 207,332 103,666 51,833 155,500 77,750 38,875 116,626 58,313 174,940 87,470 43,735 131,206 65,603 196,810 98,405 295,216 147,608 73,804 36,902 18,451 55,354 27,677 83,032 41,516 20,758 10,379 31,138 15,569 46,708 23,354 11,677 35,032 17,516 8,758 4,379 13,138 6,569 19,708 9,854 4,927 14,782 7,391

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