3² × 7² × 1427

Prime Factor Structure

Factorization String 3^2 × 7^2 × 1427

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,058,148

Proper Divisor Sum 428,841

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #629281 ← → #629311

1 3 7 9 21 49 63 147 441 1,427 4,281 9,989 12,843 29,967 69,923 89,901 209,769 629,307

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

629,307 1,887,922 943,961 2,831,884 1,415,942 707,971 2,123,914 1,061,957 3,185,872 1,592,936 796,468 398,234 199,117 597,352 298,676 149,338 74,669 224,008 112,004 56,002 28,001 84,004 42,002 21,001 63,004 31,502 15,751 47,254 23,627 70,882 35,441 106,324 53,162 26,581 79,744 39,872 19,936 9,968 4,984 2,492 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000

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