680,775

3 × 5² × 29 × 313

Prime Factor Structure

Factorization String 3 × 5^2 × 29 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 1,168,080

Proper Divisor Sum 487,305

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #680767 ← → #680783

1 3 5 15 25 29 75 87 145 313 435 725 939 1,565 2,175 4,695 7,825 9,077 23,475 27,231 45,385 136,155 226,925 680,775

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

680,775 2,042,326 1,021,163 3,063,490 1,531,745 4,595,236 2,297,618 1,148,809 3,446,428 1,723,214 861,607 2,584,822 1,292,411 3,877,234 1,938,617 5,815,852 2,907,926 1,453,963 4,361,890 2,180,945 6,542,836 3,271,418 1,635,709 4,907,128 2,453,564 1,226,782 613,391 1,840,174 920,087 2,760,262 1,380,131 4,140,394 2,070,197 6,210,592 3,105,296 1,552,648 776,324 388,162 194,081 582,244 291,122 145,561 436,684 218,342 109,171 327,514 163,757 491,272 245,636 122,818 61,409 184,228 92,114 46,057 138,172 69,086 34,543 103,630 51,815 155,446

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