388,170

2 × 3² × 5 × 19 × 227

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 19 × 227

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 1,067,040

Proper Divisor Sum 678,870

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #388169 ← → #388177

1 2 3 5 6 9 10 15 18 19 30 38 45 57 90 95 114 171 190 227 285 342 454 570 681 855 1,135 1,362 1,710 2,043 2,270 3,405 4,086 4,313 6,810 8,626 10,215 12,939 20,430 21,565 25,878 38,817 43,130 64,695 77,634 129,390 194,085 388,170

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

388,170 194,085 582,256 291,128 145,564 72,782 36,391 109,174 54,587 163,762 81,881 245,644 122,822 61,411 184,234 92,117 276,352 138,176 69,088 34,544 17,272 8,636 4,318 2,159 6,478 3,239 9,718 4,859 14,578 7,289 21,868 10,934 5,467 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 1,096 548 274 137 412

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