2⁸ × 2521

Prime Factor Structure

Factorization String 2^8 × 2521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,288,742

Proper Divisor Sum 643,366

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #645367 ← → #645383

1 2 4 8 16 32 64 128 256 2,521 5,042 10,084 20,168 40,336 80,672 161,344 322,688 645,376

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

645,376 322,688 161,344 80,672 40,336 20,168 10,084 5,042 2,521 7,564 3,782 1,891 5,674 2,837 8,512 4,256 2,128 1,064 532 266 133 400 200 100 50 25 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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