13 × 43 × 251

Prime Factor Structure

Factorization String 13 × 43 × 251

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 155,232

Proper Divisor Sum 14,923

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #140297 ← → #140317

1 13 43 251 559 3,263 10,793 140,309

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

140,309 420,928 210,464 105,232 52,616 26,308 13,154 6,577 19,732 9,866 4,933 14,800 7,400 3,700 1,850 925 2,776 1,388 694 347 1,042 521 1,564 782 391 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155

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