2,500,281

3³ × 7 × 13229

Prime Factor Structure

Factorization String 3^3 × 7 × 13229

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 4,233,600

Proper Divisor Sum 1,733,319

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #2500273 ← → #2500297

1 3 7 9 21 27 63 189 13,229 39,687 92,603 119,061 277,809 357,183 833,427 2,500,281

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

2,500,281 7,500,844 3,750,422 1,875,211 5,625,634 2,812,817 8,438,452 4,219,226 2,109,613 6,328,840 3,164,420 1,582,210 791,105 2,373,316 1,186,658 593,329 1,779,988 889,994 444,997 1,334,992 667,496 333,748 166,874 83,437 250,312 125,156 62,578 31,289 93,868 46,934 23,467 70,402 35,201 105,604 52,802 26,401 79,204 39,602 19,801 59,404 29,702 14,851 44,554 22,277 66,832 33,416 16,708 8,354 4,177 12,532 6,266 3,133 9,400 4,700 2,350 1,175 3,526 1,763 5,290 2,645

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