2² × 3² × 5 × 7 × 151

Prime Factor Structure

Factorization String 2^2 × 3^2 × 5 × 7 × 151

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 663,936

Proper Divisor Sum 473,676

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #190249 ← → #190261

1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 151 180 210 252 302 315 420 453 604 630 755 906 1,057 1,260 1,359 1,510 1,812 2,114 2,265 2,718 3,020 3,171 4,228 4,530 5,285 5,436 6,342 6,795 9,060 9,513 10,570

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

190,260 95,130 47,565 142,696 71,348 35,674 17,837 53,512 26,756 13,378 6,689 20,068 10,034 5,017 15,052 7,526 3,763 11,290 5,645 16,936 8,468 4,234 2,117 6,352 3,176 1,588 794 397 1,192 596 298 149 448 224 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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