2² × 5 × 1277

Prime Factor Structure

Factorization String 2^2 × 5 × 1277

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 53,676

Proper Divisor Sum 28,136

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #25537 ← → #25541

1 2 4 5 10 20 1,277 2,554 5,108 6,385 12,770 25,540

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

25,540 12,770 6,385 19,156 9,578 4,789 14,368 7,184 3,592 1,796 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215 646 323 970 485 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

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