2 × 7² × 2207

Prime Factor Structure

Factorization String 2 × 7^2 × 2207

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 377,568

Proper Divisor Sum 161,282

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #216263 ← → #216289

1 2 7 14 49 98 2,207 4,414 15,449 30,898 108,143 216,286

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

216,286 108,143 324,430 162,215 486,646 243,323 729,970 364,985 1,094,956 547,478 273,739 821,218 410,609 1,231,828 615,914 307,957 923,872 461,936 230,968 115,484 57,742 28,871 86,614 43,307 129,922 64,961 194,884 97,442 48,721 146,164 73,082 36,541 109,624 54,812 27,406 13,703 41,110 20,555 61,666 30,833 92,500 46,250 23,125 69,376 34,688 17,344 8,672 4,336 2,168 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376

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