2² × 11 × 17 × 173

Prime Factor Structure

Factorization String 2^2 × 11 × 17 × 173

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 263,088

Proper Divisor Sum 133,684

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #129403 ← → #129419

1 2 4 11 17 22 34 44 68 173 187 346 374 692 748 1,903 2,941 3,806 5,882 7,612 11,764 32,351 64,702 129,404

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

129,404 64,702 32,351 97,054 48,527 145,582 72,791 218,374 109,187 327,562 163,781 491,344 245,672 122,836 61,418 30,709 92,128 46,064 23,032 11,516 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608 32,804 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572 7,786 3,893 11,680 5,840 2,920 1,460 730 365 1,096 548 274 137

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