3 × 71 × 97

Prime Factor Structure

Factorization String 3 × 71 × 97

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 28,224

Proper Divisor Sum 7,563

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #20641 ← → #20663

1 3 71 97 213 291 6,887 20,661

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

20,661 61,984 30,992 15,496 7,748 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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