71209

Prime Factor Structure

Factorization String 71209

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 71,210

Proper Divisor Sum 1

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #71191 ← → #71233

1 71,209

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

71,209 213,628 106,814 53,407 160,222 80,111 240,334 120,167 360,502 180,251 540,754 270,377 811,132 405,566 202,783 608,350 304,175 912,526 456,263 1,368,790 684,395 2,053,186 1,026,593 3,079,780 1,539,890 769,945 2,309,836 1,154,918 577,459 1,732,378 866,189 2,598,568 1,299,284 649,642 324,821 974,464 487,232 243,616 121,808 60,904 30,452 15,226 7,613 22,840 11,420 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711

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