3 × 5 × 13 × 331

Prime Factor Structure

Factorization String 3 × 5 × 13 × 331

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 111,552

Proper Divisor Sum 47,007

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #64513 ← → #64553

1 3 5 13 15 39 65 195 331 993 1,655 4,303 4,965 12,909 21,515 64,545

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

64,545 193,636 96,818 48,409 145,228 72,614 36,307 108,922 54,461 163,384 81,692 40,846 20,423 61,270 30,635 91,906 45,953 137,860 68,930 34,465 103,396 51,698 25,849 77,548 38,774 19,387 58,162 29,081 87,244 43,622 21,811 65,434 32,717 98,152 49,076 24,538 12,269 36,808 18,404 9,202 4,601 13,804 6,902 3,451 10,354 5,177 15,532 7,766 3,883 11,650 5,825 17,476 8,738 4,369 13,108 6,554 3,277 9,832 4,916 2,458

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