2² × 3² × 23 × 191

Prime Factor Structure

Factorization String 2^2 × 3^2 × 23 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 419,328

Proper Divisor Sum 261,180

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #158143 ← → #158161

1 2 3 4 6 9 12 18 23 36 46 69 92 138 191 207 276 382 414 573 764 828 1,146 1,719 2,292 3,438 4,393 6,876 8,786 13,179 17,572 26,358 39,537 52,716 79,074 158,148

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

158,148 79,074 39,537 118,612 59,306 29,653 88,960 44,480 22,240 11,120 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175

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