5² × 67 × 131

Prime Factor Structure

Factorization String 5^2 × 67 × 131

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 278,256

Proper Divisor Sum 58,831

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #219409 ← → #219433

1 5 25 67 131 335 655 1,675 3,275 8,777 43,885 219,425

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

219,425 658,276 329,138 164,569 493,708 246,854 123,427 370,282 185,141 555,424 277,712 138,856 69,428 34,714 17,357 52,072 26,036 13,018 6,509 19,528 9,764 4,882 2,441 7,324 3,662 1,831 5,494 2,747 8,242 4,121 12,364 6,182 3,091 9,274 4,637 13,912 6,956 3,478 1,739 5,218 2,609 7,828 3,914 1,957 5,872 2,936 1,468 734 367 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397

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