7² × 13 × 347

Prime Factor Structure

Factorization String 7^2 × 13 × 347

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 277,704

Proper Divisor Sum 56,665

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #221021 ← → #221047

1 7 13 49 91 347 637 2,429 4,511 17,003 31,577 221,039

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

221,039 663,118 331,559 994,678 497,339 1,492,018 746,009 2,238,028 1,119,014 559,507 1,678,522 839,261 2,517,784 1,258,892 629,446 314,723 944,170 472,085 1,416,256 708,128 354,064 177,032 88,516 44,258 22,129 66,388 33,194 16,597 49,792 24,896 12,448 6,224 3,112 1,556 778 389 1,168 584 292 146 73 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242

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