57,387

3 × 11 × 37 × 47

Prime Factor Structure

Factorization String 3 × 11 × 37 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 87,552

Proper Divisor Sum 30,165

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #57383 ← → #57389

1 3 11 33 37 47 111 141 407 517 1,221 1,551 1,739 5,217 19,129 57,387

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

57,387 172,162 86,081 258,244 129,122 64,561 193,684 96,842 48,421 145,264 72,632 36,316 18,158 9,079 27,238 13,619 40,858 20,429 61,288 30,644 15,322 7,661 22,984 11,492 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731

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