280,840

2³ × 5 × 7 × 17 × 59

Prime Factor Structure

Factorization String 2^3 × 5 × 7 × 17 × 59

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Total Divisors 64

Divisor Sum (σ) 777,600

Proper Divisor Sum 496,760

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #280837 ← → #280843

1 2 4 5 7 8 10 14 17 20 28 34 35 40 56 59 68 70 85 118 119 136 140 170 236 238 280 295 340 413 472 476 590 595 680 826 952 1,003 1,180 1,190 1,652 2,006 2,065 2,360 2,380 3,304 4,012 4,130 4,760 5,015 7,021 8,024 8,260 10,030 14,042 16,520 20,060 28,084 35,105 40,120

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

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