3² × 7 × 3121

Prime Factor Structure

Factorization String 3^2 × 7 × 3121

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 324,688

Proper Divisor Sum 128,065

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #196613 ← → #196643

1 3 7 9 21 63 3,121 9,363 21,847 28,089 65,541 196,623

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

196,623 589,870 294,935 884,806 442,403 1,327,210 663,605 1,990,816 995,408 497,704 248,852 124,426 62,213 186,640 93,320 46,660 23,330 11,665 34,996 17,498 8,749 26,248 13,124 6,562 3,281 9,844 4,922 2,461 7,384 3,692 1,846 923 2,770 1,385 4,156 2,078 1,039 3,118 1,559 4,678 2,339 7,018 3,509 10,528 5,264 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209

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