2 × 3 × 5 × 709

Prime Factor Structure

Factorization String 2 × 3 × 5 × 709

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 51,120

Proper Divisor Sum 29,850

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #21269 ← → #21277

1 2 3 5 6 10 15 30 709 1,418 2,127 3,545 4,254 7,090 10,635 21,270

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

21,270 10,635 31,906 15,953 47,860 23,930 11,965 35,896 17,948 8,974 4,487 13,462 6,731 20,194 10,097 30,292 15,146 7,573 22,720 11,360 5,680 2,840 1,420 710 355 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 16 8 4 2 1

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