5² × 8513

Prime Factor Structure

Factorization String 5^2 × 8513

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 263,934

Proper Divisor Sum 51,109

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #212801 ← → #212827

1 5 25 8,513 42,565 212,825

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

212,825 638,476 319,238 159,619 478,858 239,429 718,288 359,144 179,572 89,786 44,893 134,680 67,340 33,670 16,835 50,506 25,253 75,760 37,880 18,940 9,470 4,735 14,206 7,103 21,310 10,655 31,966 15,983 47,950 23,975 71,926 35,963 107,890 53,945 161,836 80,918 40,459 121,378 60,689 182,068 91,034 45,517 136,552 68,276 34,138 17,069 51,208 25,604 12,802 6,401 19,204 9,602 4,801 14,404 7,202 3,601 10,804 5,402 2,701 8,104

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