55,251

3² × 7 × 877

Prime Factor Structure

Factorization String 3^2 × 7 × 877

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 91,312

Proper Divisor Sum 36,061

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #55249 ← → #55259

1 3 7 9 21 63 877 2,631 6,139 7,893 18,417 55,251

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

55,251 165,754 82,877 248,632 124,316 62,158 31,079 93,238 46,619 139,858 69,929 209,788 104,894 52,447 157,342 78,671 236,014 118,007 354,022 177,011 531,034 265,517 796,552 398,276 199,138 99,569 298,708 149,354 74,677 224,032 112,016 56,008 28,004 14,002 7,001 21,004 10,502 5,251 15,754 7,877 23,632 11,816 5,908 2,954 1,477 4,432 2,216 1,108 554 277 832 416 208 104 52 26 13 40 20 10

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