3² × 13 × 17 × 43

Prime Factor Structure

Factorization String 3^2 × 13 × 17 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 144,144

Proper Divisor Sum 58,617

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #85523 ← → #85531

1 3 9 13 17 39 43 51 117 129 153 221 387 559 663 731 1,677 1,989 2,193 5,031 6,579 9,503 28,509 85,527

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

85,527 256,582 128,291 384,874 192,437 577,312 288,656 144,328 72,164 36,082 18,041 54,124 27,062 13,531 40,594 20,297 60,892 30,446 15,223 45,670 22,835 68,506 34,253 102,760 51,380 25,690 12,845 38,536 19,268 9,634 4,817 14,452 7,226 3,613 10,840 5,420 2,710 1,355 4,066 2,033 6,100 3,050 1,525 4,576 2,288 1,144 572 286 143 430 215 646 323 970 485 1,456 728 364 182 91

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