2² × 5² × 2591

Prime Factor Structure

Factorization String 2^2 × 5^2 × 2591

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 562,464

Proper Divisor Sum 303,364

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #259099 ← → #259121

1 2 4 5 10 20 25 50 100 2,591 5,182 10,364 12,955 25,910 51,820 64,775 129,550 259,100

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

259,100 129,550 64,775 194,326 97,163 291,490 145,745 437,236 218,618 109,309 327,928 163,964 81,982 40,991 122,974 61,487 184,462 92,231 276,694 138,347 415,042 207,521 622,564 311,282 155,641 466,924 233,462 116,731 350,194 175,097 525,292 262,646 131,323 393,970 196,985 590,956 295,478 147,739 443,218 221,609 664,828 332,414 166,207 498,622 249,311 747,934 373,967 1,121,902 560,951 1,682,854 841,427 2,524,282 1,262,141 3,786,424 1,893,212 946,606 473,303 1,419,910 709,955 2,129,866

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