2² × 139309

Prime Factor Structure

Factorization String 2^2 × 139309

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 975,170

Proper Divisor Sum 417,934

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #557201 ← → #557261

1 2 4 139,309 278,618 557,236

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

557,236 278,618 139,309 417,928 208,964 104,482 52,241 156,724 78,362 39,181 117,544 58,772 29,386 14,693 44,080 22,040 11,020 5,510 2,755 8,266 4,133 12,400 6,200 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554

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