3 × 13 × 37 × 151

Prime Factor Structure

Factorization String 3 × 13 × 37 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 323,456

Proper Divisor Sum 105,563

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #217859 ← → #217901

1 3 13 37 39 111 151 453 481 1,443 1,963 5,587 5,889 16,761 72,631 217,893

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

217,893 653,680 326,840 163,420 81,710 40,855 122,566 61,283 183,850 91,925 275,776 137,888 68,944 34,472 17,236 8,618 4,309 12,928 6,464 3,232 1,616 808 404 202 101 304 152 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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