3² × 41 × 59

Prime Factor Structure

Factorization String 3^2 × 41 × 59

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 32,760

Proper Divisor Sum 10,989

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #21767 ← → #21773

1 3 9 41 59 123 177 369 531 2,419 7,257 21,771

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

21,771 65,314 32,657 97,972 48,986 24,493 73,480 36,740 18,370 9,185 27,556 13,778 6,889 20,668 10,334 5,167 15,502 7,751 23,254 11,627 34,882 17,441 52,324 26,162 13,081 39,244 19,622 9,811 29,434 14,717 44,152 22,076 11,038 5,519 16,558 8,279 24,838 12,419 37,258 18,629 55,888 27,944 13,972 6,986 3,493 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830

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