444,420

2² × 3³ × 5 × 823

Prime Factor Structure

Factorization String 2^2 × 3^3 × 5 × 823

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 1,384,320

Proper Divisor Sum 939,900

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #444403 ← → #444421

1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 823 1,646 2,469 3,292 4,115 4,938 7,407 8,230 9,876 12,345 14,814 16,460 22,221 24,690 29,628 37,035 44,442 49,380 74,070 88,884 111,105 148,140 222,210 444,420

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

444,420 222,210 111,105 333,316 166,658 83,329 249,988 124,994 62,497 187,492 93,746 46,873 140,620 70,310 35,155 105,466 52,733 158,200 79,100 39,550 19,775 59,326 29,663 88,990 44,495 133,486 66,743 200,230 100,115 300,346 150,173 450,520 225,260 112,630 56,315 168,946 84,473 253,420 126,710 63,355 190,066 95,033 285,100 142,550 71,275 213,826 106,913 320,740 160,370 80,185 240,556 120,278 60,139 180,418 90,209 270,628 135,314 67,657 202,972 101,486

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