2⁸ × 5 × 397

Prime Factor Structure

Factorization String 2^8 × 5 × 397

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,220,268

Proper Divisor Sum 712,108

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #508159 ← → #508171

1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 397 640 794 1,280 1,588 1,985 3,176 3,970 6,352 7,940 12,704 15,880 25,408 31,760 50,816 63,520 101,632 127,040 254,080 508,160

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

508,160 254,080 127,040 63,520 31,760 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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