13 × 17021

Prime Factor Structure

Factorization String 13 × 17021

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 238,308

Proper Divisor Sum 17,035

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #221261 ← → #221281

1 13 17,021 221,273

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

221,273 663,820 331,910 165,955 497,866 248,933 746,800 373,400 186,700 93,350 46,675 140,026 70,013 210,040 105,020 52,510 26,255 78,766 39,383 118,150 59,075 177,226 88,613 265,840 132,920 66,460 33,230 16,615 49,846 24,923 74,770 37,385 112,156 56,078 28,039 84,118 42,059 126,178 63,089 189,268 94,634 47,317 141,952 70,976 35,488 17,744 8,872 4,436 2,218 1,109 3,328 1,664 832 416 208 104 52 26 13 40

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