2⁸ × 5 × 13 × 101

Prime Factor Structure

Factorization String 2^8 × 5 × 13 × 101

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 4,378,248

Proper Divisor Sum 2,697,608

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1680617 ← → #1680643

1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 101 104 128 130 160 202 208 256 260 320 404 416 505 520 640 808 832 1,010 1,040 1,280 1,313 1,616 1,664 2,020 2,080 2,626 3,232 3,328 4,040 4,160 5,252 6,464 6,565 8,080 8,320 10,504 12,928 13,130 16,160 16,640 21,008 25,856 26,260 32,320

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

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