2² × 5 × 198017

Prime Factor Structure

Factorization String 2^2 × 5 × 198017

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 8,316,756

Proper Divisor Sum 4,356,416

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #3960329 ← → #3960367

1 2 4 5 10 20 198,017 396,034 792,068 990,085 1,980,170 3,960,340

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

3,960,340 1,980,170 990,085 2,970,256 1,485,128 742,564 371,282 185,641 556,924 278,462 139,231 417,694 208,847 626,542 313,271 939,814 469,907 1,409,722 704,861 2,114,584 1,057,292 528,646 264,323 792,970 396,485 1,189,456 594,728 297,364 148,682 74,341 223,024 111,512 55,756 27,878 13,939 41,818 20,909 62,728 31,364 15,682 7,841 23,524 11,762 5,881 17,644 8,822 4,411 13,234 6,617 19,852 9,926 4,963 14,890 7,445 22,336 11,168 5,584 2,792 1,396 698

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