25,186

2 × 7² × 257

Prime Factor Structure

Factorization String 2 × 7^2 × 257

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 44,118

Proper Divisor Sum 18,932

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #25183 ← → #25189

1 2 7 14 49 98 257 514 1,799 3,598 12,593 25,186

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

25,186 12,593 37,780 18,890 9,445 28,336 14,168 7,084 3,542 1,771 5,314 2,657 7,972 3,986 1,993 5,980 2,990 1,495 4,486 2,243 6,730 3,365 10,096 5,048 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 1,066 533 1,600 800 400 200 100 50 25 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5

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