408,276

2² × 3² × 11 × 1031

Prime Factor Structure

Factorization String 2^2 × 3^2 × 11 × 1031

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 36

Divisor Sum (σ) 1,126,944

Proper Divisor Sum 718,668

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #408271 ← → #408283

1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 1,031 2,062 3,093 4,124 6,186 9,279 11,341 12,372 18,558 22,682 34,023 37,116 45,364 68,046 102,069 136,092 204,138 408,276

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

408,276 204,138 102,069 306,208 153,104 76,552 38,276 19,138 9,569 28,708 14,354 7,177 21,532 10,766 5,383 16,150 8,075 24,226 12,113 36,340 18,170 9,085 27,256 13,628 6,814 3,407 10,222 5,111 15,334 7,667 23,002 11,501 34,504 17,252 8,626 4,313 12,940 6,470 3,235 9,706 4,853 14,560 7,280 3,640 1,820 910 455 1,366 683 2,050 1,025 3,076 1,538 769 2,308 1,154 577 1,732 866 433

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