2 × 5 × 13² × 157

Prime Factor Structure

Factorization String 2 × 5 × 13^2 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 520,452

Proper Divisor Sum 255,122

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #265313 ← → #265333

1 2 5 10 13 26 65 130 157 169 314 338 785 845 1,570 1,690 2,041 4,082 10,205 20,410 26,533 53,066 132,665 265,330

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

265,330 132,665 397,996 198,998 99,499 298,498 149,249 447,748 223,874 111,937 335,812 167,906 83,953 251,860 125,930 62,965 188,896 94,448 47,224 23,612 11,806 5,903 17,710 8,855 26,566 13,283 39,850 19,925 59,776 29,888 14,944 7,472 3,736 1,868 934 467 1,402 701 2,104 1,052 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502 251 754 377 1,132 566 283

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