221071

Prime Factor Structure

Factorization String 221071

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 221,072

Proper Divisor Sum 1

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #221069 ← → #221077

1 221,071

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

221,071 663,214 331,607 994,822 497,411 1,492,234 746,117 2,238,352 1,119,176 559,588 279,794 139,897 419,692 209,846 104,923 314,770 157,385 472,156 236,078 118,039 354,118 177,059 531,178 265,589 796,768 398,384 199,192 99,596 49,798 24,899 74,698 37,349 112,048 56,024 28,012 14,006 7,003 21,010 10,505 31,516 15,758 7,879 23,638 11,819 35,458 17,729 53,188 26,594 13,297 39,892 19,946 9,973 29,920 14,960 7,480 3,740 1,870 935 2,806 1,403

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