2⁴ × 5 × 13 × 41

Prime Factor Structure

Factorization String 2^4 × 5 × 13 × 41

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 109,368

Proper Divisor Sum 66,728

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #42611 ← → #42641

1 2 4 5 8 10 13 16 20 26 40 41 52 65 80 82 104 130 164 205 208 260 328 410 520 533 656 820 1,040 1,066 1,640 2,132 2,665 3,280 4,264 5,330 8,528 10,660 21,320 42,640

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

42,640 21,320 10,660 5,330 2,665 7,996 3,998 1,999 5,998 2,999 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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