1,613,638

2 × 13 × 53 × 1171

Prime Factor Structure

Factorization String 2 × 13 × 53 × 1171

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 2,658,096

Proper Divisor Sum 1,044,458

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1613621 ← → #1613639

1 2 13 26 53 106 689 1,171 1,378 2,342 15,223 30,446 62,063 124,126 806,819 1,613,638

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

1,613,638 806,819 2,420,458 1,210,229 3,630,688 1,815,344 907,672 453,836 226,918 113,459 340,378 170,189 510,568 255,284 127,642 63,821 191,464 95,732 47,866 23,933 71,800 35,900 17,950 8,975 26,926 13,463 40,390 20,195 60,586 30,293 90,880 45,440 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

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