4,137,987

3 × 7 × 17 × 67 × 173

Prime Factor Structure

Factorization String 3 × 7 × 17 × 67 × 173

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Total Divisors 32

Divisor Sum (σ) 6,815,232

Proper Divisor Sum 2,677,245

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #4137979 ← → #4137997

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

4,137,987 12,413,962 6,206,981 18,620,944 9,310,472 4,655,236 2,327,618 1,163,809 3,491,428 1,745,714 872,857 2,618,572 1,309,286 654,643 1,963,930 981,965 2,945,896 1,472,948 736,474 368,237 1,104,712 552,356 276,178 138,089 414,268 207,134 103,567 310,702 155,351 466,054 233,027 699,082 349,541 1,048,624 524,312 262,156 131,078 65,539 196,618 98,309 294,928 147,464 73,732 36,866 18,433 55,300 27,650 13,825 41,476 20,738 10,369 31,108 15,554 7,777 23,332 11,666 5,833 17,500 8,750 4,375

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