3³ × 13 × 157

Prime Factor Structure

Factorization String 3^3 × 13 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 88,480

Proper Divisor Sum 33,373

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #55103 ← → #55109

1 3 9 13 27 39 117 157 351 471 1,413 2,041 4,239 6,123 18,369 55,107

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

55,107 165,322 82,661 247,984 123,992 61,996 30,998 15,499 46,498 23,249 69,748 34,874 17,437 52,312 26,156 13,078 6,539 19,618 9,809 29,428 14,714 7,357 22,072 11,036 5,518 2,759 8,278 4,139 12,418 6,209 18,628 9,314 4,657 13,972 6,986 3,493 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105

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