2² × 5² × 31397

Prime Factor Structure

Factorization String 2^2 × 5^2 × 31397

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 6,813,366

Proper Divisor Sum 3,673,666

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #3139699 ← → #3139723

1 2 4 5 10 20 25 50 100 31,397 62,794 125,588 156,985 313,970 627,940 784,925 1,569,850 3,139,700

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

3,139,700 1,569,850 784,925 2,354,776 1,177,388 588,694 294,347 883,042 441,521 1,324,564 662,282 331,141 993,424 496,712 248,356 124,178 62,089 186,268 93,134 46,567 139,702 69,851 209,554 104,777 314,332 157,166 78,583 235,750 117,875 353,626 176,813 530,440 265,220 132,610 66,305 198,916 99,458 49,729 149,188 74,594 37,297 111,892 55,946 27,973 83,920 41,960 20,980 10,490 5,245 15,736 7,868 3,934 1,967 5,902 2,951 8,854 4,427 13,282 6,641 19,924

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