68,820

2² × 3 × 5 × 31 × 37

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 31 × 37

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 48

Divisor Sum (σ) 204,288

Proper Divisor Sum 135,468

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #68819 ← → #68821

1 2 3 4 5 6 10 12 15 20 30 31 37 60 62 74 93 111 124 148 155 185 186 222 310 370 372 444 465 555 620 740 930 1,110 1,147 1,860 2,220 2,294 3,441 4,588 5,735 6,882 11,470 13,764 17,205 22,940 34,410 68,820

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

68,820 34,410 17,205 51,616 25,808 12,904 6,452 3,226 1,613 4,840 2,420 1,210 605 1,816 908 454 227 682 341 1,024 512 256 128 64 32 16 8 4 2 1

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