2² × 5² × 21101

Prime Factor Structure

Factorization String 2^2 × 5^2 × 21101

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 4,579,134

Proper Divisor Sum 2,469,034

Digit Sum / Digital Root 5 (Root: 5)

Adjacent Primes #2110099 ← → #2110103

1 2 4 5 10 20 25 50 100 21,101 42,202 84,404 105,505 211,010 422,020 527,525 1,055,050 2,110,100

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

2,110,100 1,055,050 527,525 1,582,576 791,288 395,644 197,822 98,911 296,734 148,367 445,102 222,551 667,654 333,827 1,001,482 500,741 1,502,224 751,112 375,556 187,778 93,889 281,668 140,834 70,417 211,252 105,626 52,813 158,440 79,220 39,610 19,805 59,416 29,708 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396

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