5 × 521

Prime Factor Structure

Factorization String 5 × 521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,132

Proper Divisor Sum 527

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #2593 ← → #2609

1 5 521 2,605

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

2,605 7,816 3,908 1,954 977 2,932 1,466 733 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175 526 263 790 395 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 2,429 7,288 3,644

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