2² × 5 × 13 × 761

Prime Factor Structure

Factorization String 2^2 × 5 × 13 × 761

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 448,056

Proper Divisor Sum 250,196

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #197837 ← → #197887

1 2 4 5 10 13 20 26 52 65 130 260 761 1,522 3,044 3,805 7,610 9,893 15,220 19,786 39,572 49,465 98,930 197,860

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

197,860 98,930 49,465 148,396 74,198 37,099 111,298 55,649 166,948 83,474 41,737 125,212 62,606 31,303 93,910 46,955 140,866 70,433 211,300 105,650 52,825 158,476 79,238 39,619 118,858 59,429 178,288 89,144 44,572 22,286 11,143 33,430 16,715 50,146 25,073 75,220 37,610 18,805 56,416 28,208 14,104 7,052 3,526 1,763 5,290 2,645 7,936 3,968 1,984 992 496 248 124 62 31 94 47 142 71 214

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