2³ × 251 × 643

Prime Factor Structure

Factorization String 2^3 × 251 × 643

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,434,320

Proper Divisor Sum 1,143,176

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #1291139 ← → #1291153

1 2 4 8 251 502 643 1,004 1,286 2,008 2,572 5,144 161,393 322,786 645,572 1,291,144

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

1,291,144 645,572 322,786 161,393 484,180 242,090 121,045 363,136 181,568 90,784 45,392 22,696 11,348 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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