2 × 10631

Prime Factor Structure

Factorization String 2 × 10631

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 31,896

Proper Divisor Sum 10,634

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #21247 ← → #21269

1 2 10,631 21,262

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

21,262 10,631 31,894 15,947 47,842 23,921 71,764 35,882 17,941 53,824 26,912 13,456 6,728 3,364 1,682 841 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 1,066 533 1,600 800 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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