2³ × 5 × 31 × 53

Prime Factor Structure

Factorization String 2^3 × 5 × 31 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 155,520

Proper Divisor Sum 89,800

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #65719 ← → #65729

1 2 4 5 8 10 20 31 40 53 62 106 124 155 212 248 265 310 424 530 620 1,060 1,240 1,643 2,120 3,286 6,572 8,215 13,144 16,430 32,860 65,720

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

65,720 32,860 16,430 8,215 24,646 12,323 36,970 18,485 55,456 27,728 13,864 6,932 3,466 1,733 5,200 2,600 1,300 650 325 976 488 244 122 61 184 92 46 23 70 35 106 53 160 80 40 20 10 5 16 8 4 2 1

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