516,009

3 × 13 × 101 × 131

Prime Factor Structure

Factorization String 3 × 13 × 101 × 131

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 753,984

Proper Divisor Sum 237,975

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #515993 ← → #516017

1 3 13 39 101 131 303 393 1,313 1,703 3,939 5,109 13,231 39,693 172,003 516,009

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

516,009 1,548,028 774,014 387,007 1,161,022 580,511 1,741,534 870,767 2,612,302 1,306,151 3,918,454 1,959,227 5,877,682 2,938,841 8,816,524 4,408,262 2,204,131 6,612,394 3,306,197 9,918,592 4,959,296 2,479,648 1,239,824 619,912 309,956 154,978 77,489 232,468 116,234 58,117 174,352 87,176 43,588 21,794 10,897 32,692 16,346 8,173 24,520 12,260 6,130 3,065 9,196 4,598 2,299 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654

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