2² × 5 × 21767

Prime Factor Structure

Factorization String 2^2 × 5 × 21767

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 914,256

Proper Divisor Sum 478,916

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #435317 ← → #435343

1 2 4 5 10 20 21,767 43,534 87,068 108,835 217,670 435,340

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

435,340 217,670 108,835 326,506 163,253 489,760 244,880 122,440 61,220 30,610 15,305 45,916 22,958 11,479 34,438 17,219 51,658 25,829 77,488 38,744 19,372 9,686 4,843 14,530 7,265 21,796 10,898 5,449 16,348 8,174 4,087 12,262 6,131 18,394 9,197 27,592 13,796 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827 29,482 14,741 44,224 22,112 11,056 5,528 2,764

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