1521217

Prime Factor Structure

Factorization String 1521217

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 1,521,218

Proper Divisor Sum 1

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #1521209 ← → #1521227

1 1,521,217

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

1,521,217 4,563,652 2,281,826 1,140,913 3,422,740 1,711,370 855,685 2,567,056 1,283,528 641,764 320,882 160,441 481,324 240,662 120,331 360,994 180,497 541,492 270,746 135,373 406,120 203,060 101,530 50,765 152,296 76,148 38,074 19,037 57,112 28,556 14,278 7,139 21,418 10,709 32,128 16,064 8,032 4,016 2,008 1,004 502 251 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619

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