137 × 2213

Prime Factor Structure

Factorization String 137 × 2213

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 305,532

Proper Divisor Sum 2,351

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #303157 ← → #303187

1 137 2,213 303,181

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

303,181 909,544 454,772 227,386 113,693 341,080 170,540 85,270 42,635 127,906 63,953 191,860 95,930 47,965 143,896 71,948 35,974 17,987 53,962 26,981 80,944 40,472 20,236 10,118 5,059 15,178 7,589 22,768 11,384 5,692 2,846 1,423 4,270 2,135 6,406 3,203 9,610 4,805 14,416 7,208 3,604 1,802 901 2,704 1,352 676 338 169 508 254 127 382 191 574 287 862 431 1,294 647 1,942

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