2³ × 13 × 16217

Prime Factor Structure

Factorization String 2^3 × 13 × 16217

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,405,780

Proper Divisor Sum 1,719,212

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #1686563 ← → #1686569

1 2 4 8 13 26 52 104 16,217 32,434 64,868 129,736 210,821 421,642 843,284 1,686,568

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

1,686,568 843,284 421,642 210,821 632,464 316,232 158,116 79,058 39,529 118,588 59,294 29,647 88,942 44,471 133,414 66,707 200,122 100,061 300,184 150,092 75,046 37,523 112,570 56,285 168,856 84,428 42,214 21,107 63,322 31,661 94,984 47,492 23,746 11,873 35,620 17,810 8,905 26,716 13,358 6,679 20,038 10,019 30,058 15,029 45,088 22,544 11,272 5,636 2,818 1,409 4,228 2,114 1,057 3,172 1,586 793 2,380 1,190 595 1,786

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