2 × 5² × 13 × 421

Prime Factor Structure

Factorization String 2 × 5^2 × 13 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 549,444

Proper Divisor Sum 275,794

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #273643 ← → #273653

1 2 5 10 13 25 26 50 65 130 325 421 650 842 2,105 4,210 5,473 10,525 10,946 21,050 27,365 54,730 136,825 273,650

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

273,650 136,825 410,476 205,238 102,619 307,858 153,929 461,788 230,894 115,447 346,342 173,171 519,514 259,757 779,272 389,636 194,818 97,409 292,228 146,114 73,057 219,172 109,586 54,793 164,380 82,190 41,095 123,286 61,643 184,930 92,465 277,396 138,698 69,349 208,048 104,024 52,012 26,006 13,003 39,010 19,505 58,516 29,258 14,629 43,888 21,944 10,972 5,486 2,743 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420

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