7 × 47 × 421

Prime Factor Structure

Factorization String 7 × 47 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 162,048

Proper Divisor Sum 23,539

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #138497 ← → #138511

1 7 47 329 421 2,947 19,787 138,509

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

138,509 415,528 207,764 103,882 51,941 155,824 77,912 38,956 19,478 9,739 29,218 14,609 43,828 21,914 10,957 32,872 16,436 8,218 4,109 12,328 6,164 3,082 1,541 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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