19² × 1123

Prime Factor Structure

Factorization String 19^2 × 1123

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 428,244

Proper Divisor Sum 22,841

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #405401 ← → #405407

1 19 361 1,123 21,337 405,403

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

405,403 1,216,210 608,105 1,824,316 912,158 456,079 1,368,238 684,119 2,052,358 1,026,179 3,078,538 1,539,269 4,617,808 2,308,904 1,154,452 577,226 288,613 865,840 432,920 216,460 108,230 54,115 162,346 81,173 243,520 121,760 60,880 30,440 15,220 7,610 3,805 11,416 5,708 2,854 1,427 4,282 2,141 6,424 3,212 1,606 803 2,410 1,205 3,616 1,808 904 452 226 113 340 170 85 256 128 64 32 16 8 4 2

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