3,976,780

2² × 5 × 198839

Prime Factor Structure

Factorization String 2^2 × 5 × 198839

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 12

Divisor Sum (σ) 8,351,280

Proper Divisor Sum 4,374,500

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3976733 ← → #3976783

1 2 4 5 10 20 198,839 397,678 795,356 994,195 1,988,390 3,976,780

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

3,976,780 1,988,390 994,195 2,982,586 1,491,293 4,473,880 2,236,940 1,118,470 559,235 1,677,706 838,853 2,516,560 1,258,280 629,140 314,570 157,285 471,856 235,928 117,964 58,982 29,491 88,474 44,237 132,712 66,356 33,178 16,589 49,768 24,884 12,442 6,221 18,664 9,332 4,666 2,333 7,000 3,500 1,750 875 2,626 1,313 3,940 1,970 985 2,956 1,478 739 2,218 1,109 3,328 1,664 832 416 208 104 52 26 13 40 20

Browse other published profiles and their separate link collections.

No other profiles in this collection.