2² × 7 × 739

Prime Factor Structure

Factorization String 2^2 × 7 × 739

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 41,440

Proper Divisor Sum 20,748

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #20681 ← → #20693

1 2 4 7 14 28 739 1,478 2,956 5,173 10,346 20,692

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

20,692 10,346 5,173 15,520 7,760 3,880 1,940 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858

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