13² × 53 × 251

Prime Factor Structure

Factorization String 13^2 × 53 × 251

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,490,264

Proper Divisor Sum 242,057

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #2248187 ← → #2248223

1 13 53 169 251 689 3,263 8,957 13,303 42,419 172,939 2,248,207

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

2,248,207 6,744,622 3,372,311 10,116,934 5,058,467 15,175,402 7,587,701 22,763,104 11,381,552 5,690,776 2,845,388 1,422,694 711,347 2,134,042 1,067,021 3,201,064 1,600,532 800,266 400,133 1,200,400 600,200 300,100 150,050 75,025 225,076 112,538 56,269 168,808 84,404 42,202 21,101 63,304 31,652 15,826 7,913 23,740 11,870 5,935 17,806 8,903 26,710 13,355 40,066 20,033 60,100 30,050 15,025 45,076 22,538 11,269 33,808 16,904 8,452 4,226 2,113 6,340 3,170 1,585 4,756 2,378

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