239,642

2 × 13² × 709

239,642 is even and not a perfect square. Its factorization is 2 × 13^2 × 709 and its 12 divisors sum to 389,790.

Prime Factor Structure

Factorization String 2 × 13^2 × 709

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 389,790

Proper Divisor Sum 150,148

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #239641 ← → #239671

1 2 13 26 169 338 709 1,418 9,217 18,434 119,821 239,642

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

239,642 119,821 359,464 179,732 89,866 44,933 134,800 67,400 33,700 16,850 8,425 25,276 12,638 6,319 18,958 9,479 28,438 14,219 42,658 21,329 63,988 31,994 15,997 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374 15,187 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815 38,446 19,223 57,670 28,835 86,506 43,253 129,760 64,880 32,440 16,220 8,110 4,055 12,166 6,083 18,250 9,125

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