3 × 7² × 14887

Prime Factor Structure

Factorization String 3 × 7^2 × 14887

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,394,464

Proper Divisor Sum 1,206,075

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #2188349 ← → #2188409

1 3 7 21 49 147 14,887 44,661 104,209 312,627 729,463 2,188,389

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

2,188,389 6,565,168 3,282,584 1,641,292 820,646 410,323 1,230,970 615,485 1,846,456 923,228 461,614 230,807 692,422 346,211 1,038,634 519,317 1,557,952 778,976 389,488 194,744 97,372 48,686 24,343 73,030 36,515 109,546 54,773 164,320 82,160 41,080 20,540 10,270 5,135 15,406 7,703 23,110 11,555 34,666 17,333 52,000 26,000 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488 2,744 1,372 686 343 1,030 515 1,546 773 2,320

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