19 × 1321

Prime Factor Structure

Factorization String 19 × 1321

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 26,440

Proper Divisor Sum 1,341

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #25097 ← → #25111

1 19 1,321 25,099

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

25,099 75,298 37,649 112,948 56,474 28,237 84,712 42,356 21,178 10,589 31,768 15,884 7,942 3,971 11,914 5,957 17,872 8,936 4,468 2,234 1,117 3,352 1,676 838 419 1,258 629 1,888 944 472 236 118 59 178 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

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