3² × 43 × 139

Prime Factor Structure

Factorization String 3^2 × 43 × 139

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 80,080

Proper Divisor Sum 26,287

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #53791 ← → #53813

1 3 9 43 129 139 387 417 1,251 5,977 17,931 53,793

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

53,793 161,380 80,690 40,345 121,036 60,518 30,259 90,778 45,389 136,168 68,084 34,042 17,021 51,064 25,532 12,766 6,383 19,150 9,575 28,726 14,363 43,090 21,545 64,636 32,318 16,159 48,478 24,239 72,718 36,359 109,078 54,539 163,618 81,809 245,428 122,714 61,357 184,072 92,036 46,018 23,009 69,028 34,514 17,257 51,772 25,886 12,943 38,830 19,415 58,246 29,123 87,370 43,685 131,056 65,528 32,764 16,382 8,191 24,574 12,287

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