3³ × 7 × 149

Prime Factor Structure

Factorization String 3^3 × 7 × 149

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 48,000

Proper Divisor Sum 19,839

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #28151 ← → #28163

1 3 7 9 21 27 63 149 189 447 1,043 1,341 3,129 4,023 9,387 28,161

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

28,161 84,484 42,242 21,121 63,364 31,682 15,841 47,524 23,762 11,881 35,644 17,822 8,911 26,734 13,367 40,102 20,051 60,154 30,077 90,232 45,116 22,558 11,279 33,838 16,919 50,758 25,379 76,138 38,069 114,208 57,104 28,552 14,276 7,138 3,569 10,708 5,354 2,677 8,032 4,016 2,008 1,004 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079

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