3² × 7² × 1277

Prime Factor Structure

Factorization String 3^2 × 7^2 × 1277

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 946,998

Proper Divisor Sum 383,841

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #563153 ← → #563183

1 3 7 9 21 49 63 147 441 1,277 3,831 8,939 11,493 26,817 62,573 80,451 187,719 563,157

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

563,157 1,689,472 844,736 422,368 211,184 105,592 52,796 26,398 13,199 39,598 19,799 59,398 29,699 89,098 44,549 133,648 66,824 33,412 16,706 8,353 25,060 12,530 6,265 18,796 9,398 4,699 14,098 7,049 21,148 10,574 5,287 15,862 7,931 23,794 11,897 35,692 17,846 8,923 26,770 13,385 40,156 20,078 10,039 30,118 15,059 45,178 22,589 67,768 33,884 16,942 8,471 25,414 12,707 38,122 19,061 57,184 28,592 14,296 7,148 3,574

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