13 × 5639

Prime Factor Structure

Factorization String 13 × 5639

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 78,960

Proper Divisor Sum 5,653

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #73303 ← → #73309

1 13 5,639 73,307

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

73,307 219,922 109,961 329,884 164,942 82,471 247,414 123,707 371,122 185,561 556,684 278,342 139,171 417,514 208,757 626,272 313,136 156,568 78,284 39,142 19,571 58,714 29,357 88,072 44,036 22,018 11,009 33,028 16,514 8,257 24,772 12,386 6,193 18,580 9,290 4,645 13,936 6,968 3,484 1,742 871 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766

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