7 × 31 × 131

Prime Factor Structure

Factorization String 7 × 31 × 131

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 33,792

Proper Divisor Sum 5,365

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #28411 ← → #28429

1 7 31 131 217 917 4,061 28,427

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

28,427 85,282 42,641 127,924 63,962 31,981 95,944 47,972 23,986 11,993 35,980 17,990 8,995 26,986 13,493 40,480 20,240 10,120 5,060 2,530 1,265 3,796 1,898 949 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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