2² × 5 × 7 × 613

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 613

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 206,304

Proper Divisor Sum 120,484

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #85819 ← → #85829

1 2 4 5 7 10 14 20 28 35 70 140 613 1,226 2,452 3,065 4,291 6,130 8,582 12,260 17,164 21,455 42,910 85,820

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

85,820 42,910 21,455 64,366 32,183 96,550 48,275 144,826 72,413 217,240 108,620 54,310 27,155 81,466 40,733 122,200 61,100 30,550 15,275 45,826 22,913 68,740 34,370 17,185 51,556 25,778 12,889 38,668 19,334 9,667 29,002 14,501 43,504 21,752 10,876 5,438 2,719 8,158 4,079 12,238 6,119 18,358 9,179 27,538 13,769 41,308 20,654 10,327 30,982 15,491 46,474 23,237 69,712 34,856 17,428 8,714 4,357 13,072 6,536 3,268

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