3² × 7 × 13² × 59

Prime Factor Structure

Factorization String 3^2 × 7 × 13^2 × 59

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,141,920

Proper Divisor Sum 513,747

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #628171 ← → #628183

1 3 7 9 13 21 39 59 63 91 117 169 177 273 413 507 531 767 819 1,183 1,239 1,521 2,301 3,549 3,717 5,369 6,903 9,971 10,647 16,107 29,913 48,321 69,797 89,739 209,391 628,173

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

628,173 1,884,520 942,260 471,130 235,565 706,696 353,348 176,674 88,337 265,012 132,506 66,253 198,760 99,380 49,690 24,845 74,536 37,268 18,634 9,317 27,952 13,976 6,988 3,494 1,747 5,242 2,621 7,864 3,932 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000

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