2² × 197 × 661

Prime Factor Structure

Factorization String 2^2 × 197 × 661

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 917,532

Proper Divisor Sum 396,664

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #520867 ← → #520889

1 2 4 197 394 661 788 1,322 2,644 130,217 260,434 520,868

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

520,868 260,434 130,217 390,652 195,326 97,663 292,990 146,495 439,486 219,743 659,230 329,615 988,846 494,423 1,483,270 741,635 2,224,906 1,112,453 3,337,360 1,668,680 834,340 417,170 208,585 625,756 312,878 156,439 469,318 234,659 703,978 351,989 1,055,968 527,984 263,992 131,996 65,998 32,999 98,998 49,499 148,498 74,249 222,748 111,374 55,687 167,062 83,531 250,594 125,297 375,892 187,946 93,973 281,920 140,960 70,480 35,240 17,620 8,810 4,405 13,216 6,608 3,304

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