5 × 13 × 73 × 421

Prime Factor Structure

Factorization String 5 × 13 × 73 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,623,152

Proper Divisor Sum 625,507

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1997617 ← → #1997647

1 5 13 65 73 365 421 949 2,105 4,745 5,473 27,365 30,733 153,665 399,529 1,997,645

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

1,997,645 5,992,936 2,996,468 1,498,234 749,117 2,247,352 1,123,676 561,838 280,919 842,758 421,379 1,264,138 632,069 1,896,208 948,104 474,052 237,026 118,513 355,540 177,770 88,885 266,656 133,328 66,664 33,332 16,666 8,333 25,000 12,500 6,250 3,125 9,376 4,688 2,344 1,172 586 293 880 440 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121 364

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