3 × 7 × 23 × 257

Prime Factor Structure

Factorization String 3 × 7 × 23 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 198,144

Proper Divisor Sum 74,013

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #124123 ← → #124133

1 3 7 21 23 69 161 257 483 771 1,799 5,397 5,911 17,733 41,377 124,131

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

124,131 372,394 186,197 558,592 279,296 139,648 69,824 34,912 17,456 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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