2³ × 5 × 13 × 109

Prime Factor Structure

Factorization String 2^3 × 5 × 13 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 138,600

Proper Divisor Sum 81,920

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #56671 ← → #56681

1 2 4 5 8 10 13 20 26 40 52 65 104 109 130 218 260 436 520 545 872 1,090 1,417 2,180 2,834 4,360 5,668 7,085 11,336 14,170 28,340 56,680

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

56,680 28,340 14,170 7,085 21,256 10,628 5,314 2,657 7,972 3,986 1,993 5,980 2,990 1,495 4,486 2,243 6,730 3,365 10,096 5,048 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 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

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