3² × 5 × 7 × 13²

Prime Factor Structure

Factorization String 3^2 × 5 × 7 × 13^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 114,192

Proper Divisor Sum 60,957

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #53233 ← → #53239

1 3 5 7 9 13 15 21 35 39 45 63 65 91 105 117 169 195 273 315 455 507 585 819 845 1,183 1,365 1,521 2,535 3,549 4,095 5,915 7,605 10,647 17,745 53,235

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

53,235 159,706 79,853 239,560 119,780 59,890 29,945 89,836 44,918 22,459 67,378 33,689 101,068 50,534 25,267 75,802 37,901 113,704 56,852 28,426 14,213 42,640 21,320 10,660 5,330 2,665 7,996 3,998 1,999 5,998 2,999 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58

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