1,189,005

3 × 5 × 31 × 2557

Prime Factor Structure

Factorization String 3 × 5 × 31 × 2557

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 1,964,544

Proper Divisor Sum 775,539

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #1189003 ← → #1189007

1 3 5 15 31 93 155 465 2,557 7,671 12,785 38,355 79,267 237,801 396,335 1,189,005

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

1,189,005 3,567,016 1,783,508 891,754 445,877 1,337,632 668,816 334,408 167,204 83,602 41,801 125,404 62,702 31,351 94,054 47,027 141,082 70,541 211,624 105,812 52,906 26,453 79,360 39,680 19,840 9,920 4,960 2,480 1,240 620 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283 850 425 1,276

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