55,211

13 × 31 × 137

Prime Factor Structure

Factorization String 13 × 31 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 8

Divisor Sum (σ) 61,824

Proper Divisor Sum 6,613

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #55207 ← → #55213

1 13 31 137 403 1,781 4,247 55,211

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

55,211 165,634 82,817 248,452 124,226 62,113 186,340 93,170 46,585 139,756 69,878 34,939 104,818 52,409 157,228 78,614 39,307 117,922 58,961 176,884 88,442 44,221 132,664 66,332 33,166 16,583 49,750 24,875 74,626 37,313 111,940 55,970 27,985 83,956 41,978 20,989 62,968 31,484 15,742 7,871 23,614 11,807 35,422 17,711 53,134 26,567 79,702 39,851 119,554 59,777 179,332 89,666 44,833 134,500 67,250 33,625 100,876 50,438 25,219 75,658

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